The atomic mass is the average of the isotopes of the element meaning most averages of isotopes will not be whole numbers
If an organism is heterozygous, it has one copy of two different alleles. If an organism is homozygous, it has two copies of the same allele.
Answer:
A)The spring scale has a high level of precision and a low level of accuracy.
Explanation:
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MgCl2 because it is the only option in which a metal appears with a nonmetal. In this case, the metal transfers electrons to the nonmental because the metal has a lower ionization energy.
