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valina [46]
3 years ago
13

The number placed in front of a compound to balance a chemical reaction is called?

Chemistry
1 answer:
slamgirl [31]3 years ago
3 0

Answer:

coefficients

Explanation:

good luck

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Answer:

C. Mutations are a change in DNA or a chromosome and can be helpful, harmful or may have no affect.

Explanation:

  • Mutations are spontaneous random changes that occurs in the genetic make up of an organisms. Mutations are rare and their rate of occurrence is random.
  • Mutations may occur on the gene level known as gene mutations or at chromosome levels called chromosomal mutations.
  • Mutations may be beneficial, harmful or have no effect on a given organisms. Harmful mutations cause disorders that may lead to abnormality or death of an organisms. Beneficial mutations improve an organisms adaptability to the environment.
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n=m/M= cV, volume of Solution is not mentioned

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