Help please!!!!!!!!!!!!!!!!!!!!…

Help Please!!!!!!!!!!!!!!!!!!!!

Answers

Answer 1

Answer:

i honestly dont know how this is showing up on my thing i am 13

Explanation:

sorry i dont know at all


Related Questions

Which physical adaptation increases an organism's chances of finding a suitable habitat?
the long legs of wading birds
the croak of frogs
the quills of a porcupine
the venom of snakes

Answers

The physical adaptation among the option that increases an organisms

chances of finding a suitable habitat is the long legs of wading birds

An adaptation is a characteristic that helps an animal survive in its habitat.

Any animal who successfully survives on land or water must have behavioural

and physical trait or attributes or adaptation that assist it to achieve those

goals.

This physical adaptation might be body growth, body covering during

weather change, body functioning or even body parts.

The physical adaptation among the option that increases an organisms

chances of finding a suitable habitat is the long legs of wading birds.

The long legs of wading birds assist them to find a suitable habitat. The long

legs can move through shallow water without wetting their feathers.

There long leg give them better eye sight to search for food and suitable

habitats.

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An element has 3 electrons, 3 protons and 4 neutrons. What will be its atomic number and mass number? (​

Answers

Answer:

its atomic number will be 3 and it's mass number will be 7. it is lithium


What happens to the speed of the particles of the physics book?

Answers

Answer:

the physics book particales speed up and when you move the chemistry book

Answer:

The speed of the particles of the physics book increases when the chemistry book slides across the physics book.

Explanation:

i got it right when i did this

Cómo se clasifica el aire?

Answers

Answer:

Not me

Explanation:

Fill in blank.
Normal force is always ____
to the surface you object is resting on.
perpendicular
parallel
opposite
skewed

Answers

Opposite





I think so

C. A - ion (negative ion, one with extra negative charge)?

Answers

Answer:

Negative ion with one extra electron.

BRAINLIST Pls

Anions are the name for ions that have a negative charge. The body contains several common chemicals as ions. Sodium, potassium, calcium, chloride, and bicarbonate are typical examples.

What are anions ?

Negatively charged electrons are called anion. When non-metals gain electrons, they are produced. They absorb one or more electrons. They have a negative charge overall as a result. The ion concentration iodide ( I- ), chloride ( Cl- ), and hydroxide are among examples ( OH– ).

The electrode where reduction takes place in any electrochemical cell  is characterized as the cathode. On the other extreme, the positive electrode will draw anions, or negative ions, to itself.

Thus, when an atom obtains electrons, it transforms into the negatively-charged ion known as an anion.

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How can air pollution affect plants
A. Air pollution can block sun light from reaching plants
B. Air pollution can affect the water plants need.
C. Air pollution absorbs carbon dioxide.
D. Air pollution can change normal temperatures of a region. ​

Answers

Answer:

A

Explanation:

B) pollution doesn't affect water

C) Air pollution makes carbon dioxide

D) air pollution does not affect temperature

a) C8H18
Name the organic compound

Answers

Answer:

Explanation:

Octane

Octane is a straight chain alkane composed of 8 carbon atoms.

How does collision theory relate temperature to the rate of a reaction?​

Answers

Answer:

Explanation:

The collision theory explains why reactions occur between atoms, ions, and molecules. With the increase in temperature, there is an increase in the number of collisions. Increasing the concentration of a reactant increases the frequency of collisions between reactants and will, therefore, increase the reaction rate.

Vocabulary crossword puzzle properties of minerals

Answers

Answer:

? no image

Explanation:

Please help!! I don’t know what to do.

Answers

Answer:

C

Explanation:

No reaction because not enough moles of silver are present for the reaction to occur.

8. In an ionic bond, electrons are
electrons are
while in a covalent bond,
?

Answers

Answer:

in covalent bond electrons are shared by atoms

One of the following is not a property of metals
а
high malleability
ь
high compressibility
с
high melting point
d
high ductility

Answers

Answer:

option b

Explanation:

high compressibility is not a property of metal.

In Valence Shell Electron Pair Repulsion Theory (VSEPR),
A Bonded electron pairs cancel each other out and do not repel other electrons
B Bonded electron pairs are more repulsive than lone pairs on the central atom
C Bonded electron pairs are less repulsive than lone pairs on the central atom
D Bonded electron pairs are equally as repulsive as lone pairs on the central atom

Answers

Answer: look at the close because that is the answer

Explanation:

What type of bond would be formed between hypothetical elements X and Y in the the compound XY based on their electronegativity difference?
A. Nonpolar covalent because the difference in electronegativity is greater than 0.4, but less than 1.7
B. Nonpolar covalent because the difference in electronegativity is greater than 1.7
C. Polar covalent because the difference in electronegativity is greater than 0.4, but
less than 1.7
D. lonic because the difference in electronegativity is greater than 0.4, but less than
1.7

Answers

The bond is polar covalent because the difference in electronegativity is greater than 0.4, but  less than 1.7.

Electronegativity refers to the ability of an atom in a compound to attract the electrons of the bond towards itself. It is a periodic trend that increases across the period but decreases down the group.

The electronegativity difference between the two atoms as shown in the question is 1.55. This means that the bond is polar covalent because the difference in electronegativity is greater than 0.4, but  less than 1.7.

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. What were the factors responsible for the change of dead organic matter into fossil fuels?​

Answers

Given enough pressure, organic matter can also become natural gas. Heat and pressure are the two main forces that transform organic matter into fossil fuels.

Mark Brainliest please

(6) Predict the number of valence electrons for each of the following elements (4 pts)
(a) P
(b) Ar
(c) c
(d) Ni

Answers

Answer:

P = 5, Ar = 8, C = 4, Ni = 2

Explanation:

All these answers can be based off which column of the periodic table each element is in. This does exclude the transition medals in between the 2nd and 13th columns. Column 1 = 1, Column 2 = 2, Column 3 = 3 and so on. Transition metals can be determined based on their electron configuration, which in this case, Ni has 2 electrons in its outer most shell.

"Solution is a homogeneous mixture" explain​

Answers

Answer:

solution is equal distribution of a solute and liquid

Explanation:

for example water and sugar make a solution

Solutions with a uniform composition are homogeneous solutions. A homogeneous solution, then, has an equal concentration of the constituent substances throughout the entire solution.

Similar to how water molecules are evenly distributed among the Na+ and Cl- ions when sodium chloride dissolves in it. The mixture's composition is constant throughout, and it is difficult to separate the components from one another. Solutions are homogeneous mixtures, which can contain substances in either state (solid, liquid, or gas).

Even if the components were evenly dispersed, they could still be separated at some point in a homogeneous mixture. The components may need to be separated using a procedure like evaporation, distillation, or chromatography, but this is still possible.

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Can i get help im not really good at science

Answers

cause and effect:
cause- hot weather
effect- you sweat

Answer:

Cause and effect, easy.

Which statements accurately describe elements? Check all that apply.

Elements are made up of two or more types of atoms.
Elements are made up of only one type of atom.
Each element has a unique chemical symbol.
Elements can be identified by their atomic number.
One element cannot be combined with another element.

Answers

Answer:

Elements are made up of only one type of atom. Each element has a unique chemical symbol. Elements can be identified by their atomic number.

Explanation:

In the malate-aspartate shuttle, _____ is reduced to _____ in the cytosol. oxaloacetate; malate aspartate; malate malate; aspartate malate; oxaloacetate aspartate; oxaloacetate

Answers

The malate-aspartate shuttle enables oxidative phosphorylation by allowing electrons to be moved across the inner membrane in the mitochondrion during glycolysis in eukaryotes.

In this malate-aspartate shuttle, oxaloacetate is reduced to malate in the cytosol.

During this biochemical system process, the cytosolic malate dehydrogenase which is the primary enzyme present in this shuttle system catalyzes the reaction of oxaloacetate and NADH to produce malate and NAD in the cytosol. This system enables oxidative phosphorylation in eukaryotes.

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How long does it take far Uranus to complete one revolution (orbit) around the sun?

Answers

It takes 84 years! Hope this helped :)

MULTIPLE CHOICE
What is the molality (m) of 3.5 mol of sugar in 2.5 kg of water?

Answers

The molality of the solution is 1.4 moles per kilogram (molal).

The molality of the solution is equal to the number of moles of sugar (solute) divided by the number of kilograms of water (solvent). Hence, the molality is determined below:

[tex]m = \frac{3.5\,mol}{2.5\,kg}[/tex]

[tex]m = 1.4\,\frac{mol}{kg}[/tex]

The molality of the solution is 1.4 moles per kilogram (molal).

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2. Which of the following statements is true about covalent bonding?
A It is the attraction of atoms for an electron
B it involves the losing and gaining of electrons
Cit involves the sharing of electrons
Dit involves the moving of electrons between energy levels

Answers

Answer:

C. it involves the sharing of electrons

Explanation:

A covalent bond consists of the mutual sharing of one or more pairs of electrons between two atoms. These electrons are attracted by the two atomic nuclei. A covalent bond forms when the difference between the electronegativities of two atoms is too small for an electron transfer to occur to form ions.

hope this helps :)

What was the effect of increasing the water's mass?

Answers

-the final temp was lower
-water has a high capacity

Which does ionic bonding involve?

Answers

they are formed between a metal and a non metal with very strong electrostatic forces of attraction

14. Which of the following is true of the nucleus?

(a) The nucleus is considered the control center of the cell.

(b) The nucleus contains all the cell’s DNA.

(c) All cells have a nucleus.

(d) all of the above

Answers

A)
Because it does not contain exactly all the DNA in the cell and some cells don't have a nucleus٫ such as the red blood cells.

What is the empirical formula of a compound that is 27.3% carbon, 9.10% hydrogen and 63.6% nitrogen by mass?

Answers

Explanation:

Mass ratio C : H : N = 27.3 : 9.10 : 63.6

Mole ratio C : H : N = 27.3/12: 9.10/1 : 63.6/14

( Divide the mass ratio by their molar masses to find the ratio between moles)

Mole ratio = 2.275 : 9.10 : 4.54

= 2.275/2.275 : 9.10/2.275 : 4.54/2.275

= 1 : 4 : 2

Answer is CH4N2

The empirical formula of a compound is [tex]CH_4N_2[/tex]

What is an Empirical Formula?

The empirical formula of a chemical compound is defined as the simplest whole number ratio of the atoms present in a compound.

The empirical formula of a compound defines the simplest ratio of the number of different atoms present. The molecular formula gives the actual number of each different atom present in a molecule. The molecular formula is mainly used which is a multiple of the empirical formula.

Molecular Formula  = n × Empirical Formula

For above given example,

Mass ratio C : H : N = 27.3 : 9.10 : 63.6

Mole ratio C : H : N = 27.3/12: 9.10/1 : 63.6/14

( We divide the mass ratio by their molar masses to find the ratio between moles)

Mole ratio = 2.275 : 9.10 : 4.54 = 2.275/2.275 : 9.10/2.275 : 4.54/2.275

= 1 : 4 : 2

Thus, the empirical formula of a compound is [tex]CH_4N_2[/tex]

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Put the substance in a 25 mL beaker.
Now, observe and record the following:
state of matter:
appearance and texture:
crystalline structure:

Answers

Answer:

liquid no not a solid

Explanation:

When you put the substance in a 25 mL beaker. then the state of matter is solid, appearance and texture are powdered and crystalline structure is not solid(powder).

What are crystalline structures and states of matter?

The term "crystalline structure" refers to the arrangement of atoms, ions, or molecules in a crystalline solid. A crystalline solid is a type of material where the constituent particles are arranged in a regular, repeating pattern. This regular arrangement results in a characteristic geometric shape for the crystals. Examples of crystalline solids include salt, sugar, and diamond.

On the other hand, the term "state of matter" refers to the physical form in which matter exists. There are three primary states of matter: solid, liquid, and gas.

Solids have a definite shape and volume and their constituent particles are held tightly together by strong intermolecular forces.

Liquids have a definite volume but no definite shape, and their constituent particles are held together by weaker intermolecular forces.

Gases have no definite shape or volume, and their constituent particles are far apart and move freely.

Other states of matter, such as plasma and Bose-Einstein condensate, also exist but they are less common in everyday life.

Therefore, the state of matter: is solid, its appearance and texture: are powdered, and the crystalline structure: is not solid.

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A clear liquid in an open container is allowed to evaporate. After three days, a solid is left in the container. Was the clear
liquid an element, a compound, or a mixture?

Answers

The liquid did not chemically bond after 3 days, therefor it is a mixture.

Hope this helps!

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You are buying mouthwash at your local store. The price of the mouthwash is $4.39. It is currently on sale for 20% off. You also have a store coupon for $1.00 off and a manufacturer's coupon for $1.25 off. What is your subtotal? Danny deposited $500 into a savings account that earns 2% interest annually. How muchmoney will he have after 25 years? Rewrite each sentence using the necessary punctuation marks. Remember to capitalize where appropriate. when i was in athens greece i visited the parthenon Both Alex and Chris left their homes at 7:00 a.m. and walked to school. The graph shows the distances that each boy was from school as they walked.A graph titled Distance from school has minutes since leaving home on the x-axis, and miles from school on the y-axis. A line labeled Chris goes through points (0, 4) and (15, 3). A line labeled Alex goes through points (0, 2) and (25, 1).Which statement is best supported by the graph?Alex lives farther from the school than Chris lives, and Alex walked to school at a faster rate than Chris walked.Alex lives closer to the school than Chris lives, and Alex walked to school at a faster rate than Chris walked.Chris lives farther from the school than Alex lives, and Chris walked to school at a faster rate than Alex walked.Chris lives closer to the school than Alex lives, and Chris walked to school at a faster rate than Alex walked. Describe the location of the Byzantine Empire relative to two bodies of water someone please help asap! In some cases of eating disorders, damage to the temporal cortex of the brain appears to be linked to anorexia nervosa and/or bulimia nervosa. This region of the brain is known to ________ According to the food chain shown, about how much energy from the grasshopper trophic level is transferred to the frog trophic level? Analyze how westward expansion led to conflictsand debates A beach ball has a radius of 3 inches calculate volume Given that breaking bonds requires energy and forming bonds releases energy, explain how we know that cellular respiration releases energy overall? Choose the steeper line.y=1/2x-3ory=1/4x -8 describe the motion and arrangement of particles in a solid, a liquid, and a gas. how many soldiers are in the 82nd airborne division 1. Give one reason why data is represented in binary in a computer [1]2. How many bits in a byte? [1]3. How many bytes are there in a MB? Include your working. Question 7(Multiple Choice Worth 1 points)(03.02 MC) Read and select the option with the verb correctly conjugated.You are attending a birthday party and have been asked to prepare some sandwiches. What can you say to the party organizer? Tengo el pan y la lechuga. Tiene el pan y la lechuga. Prefiere la cebolla y el tomate. Quieres la cebolla y el tomate. hllo baby good night Which situation would be most likely seen as satire? If an object appears blue, what wavelengths are being absorbed by it?a)All wavelengths except for greenb)All wavelengths except for violetc)All wavelengths except for blued)All wavelengths except for orange It is reasonable to assume that nations with a low total fertility rate (TFR) and a modest amount of population growth are in __________ of Warren Thompson's demographic transition model. A. Stage 1: balance B. Stage 2: growth C. Stage 3: leveling D. Stage 4: replacement Please select the best answer from the choices provided. A B C D.