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sdas [7]
3 years ago
5

What do molecular clocks have to do with reaction rates?

Chemistry
1 answer:
Akimi4 [234]3 years ago
5 0
The atomic clock is a procedure that uses the change rate of biomolecules to reason the time in ancient times when at least two living things veered. A device utilized by developmental scientists to gauge the rate of speciation utilizing changes in DNA. 
Change in DNA/time = biological rate
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in a expirement, lydia added 50 grams of sugar to 200 milliliters of water. She stirred the mixture, and the sugar eventually di
kykrilka [37]

The addition of sugar in water and disappearing of the solid in water is due to the high solubility of the solid that is sugar in water. As it is seen in the experiment there will be no change of the solution except increasing of the volume. But if one look the solution from its density state, then there will be a remarkable change. The fact can be described in terms of density only. The density of the normal water and sugar added water will be different.

The density of the sugar added water will be more than the normal water. The density of a liquid depends upon its mass and volume. The definition of density is the mass of a material per unit of its volume. Here due to addition of 50 grams of sugar the mass will be increase and also its volume as a result the density will also increase.  

6 0
3 years ago
NEED HELP ASAP PLEASE
Lostsunrise [7]

Answer:

here hope it helps

Explanation:

covalent bonds

5 0
3 years ago
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Answer:   6.77*1022 Molecules

Explanation: :)

8 0
3 years ago
Paul placed an ice cube into a beaker on a hot plate. The ice cube changed from a solid to a liquid and then to a gas. During th
faltersainse [42]
One thing that does not change is the chemical composition of water, which is still H2O. And maybe mass, if all of the particles remain inside the beaker, which was never mentioned in the question so I am not sure.
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Do all structural formulas for each amino acid have an amino group?
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Amino acids are the monomers that make up proteins. Each amino acid has the same fundamental structure , which consists of a central carbon atom, also known as the alpha (α) carbon, bonded to an amino group (NH2), a carboxyl group (COOH), and to a hydrogen atom.
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