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kramer
3 years ago
13

What is the percent by mass of phosphorus?

Chemistry
1 answer:
topjm [15]3 years ago
3 0
In what compund is it a part of?

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Do all mutations affect the STRUCTURE of proteins ? Do all mutations affect the FUNCTIONS of proteins??
finlep [7]

Answer:

1. No; only a small percentage of mutations cause genetic disorders—most have no impact on health or development.

2. No. For example, some mutations alter a gene's DNA sequence but do not change the function of the protein made by the gene.

Explanation:

7 0
3 years ago
When measuring the volume of the marble, why is it better to use the 25-mL graduated cylinder than the 100-mL graduated cylinder
AnnZ [28]

Answer:

\boxed {\tt A \ marble \ is \ small}

Explanation:

A marble is not a very large object, so a smaller graduated cylinder is a better choice.  A 100 milliliter graduated cylinder is not needed to measure the volume of a small marble, so a 25 milliliter graduated cylinder is the best option.

5 0
3 years ago
Don't answer if you're not 100%.
Ilia_Sergeevich [38]
<span>Answer: has only one identity

Compounds like water (H2O) has 2 kinds of atoms which are hydrogen and oxygen. They also have a chemical bond and their bond is not able to be separated by physical means. It different with a mixture of water with sugar. The water and sugar are two different molecules but they don't bind each other. If you evaporate the water, the sugar will remains so it </span>can be separated by physical means.<span>.</span>
3 0
3 years ago
Which particles have the same mass?
Mazyrski [523]
It would be A. proton and electron
6 0
3 years ago
What does it mean to be an exothermic chemical reaction? a) Energy is released when no new substances are made. b) Energy is rel
mario62 [17]

Answer:b

Explanation:

Energy is released to form the product

3 0
3 years ago
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