Question

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what is the formula unit mass of CaCl2.​

Answer 1

Answer:

111 amu

Relative formula mass uses a similar symbol as relative molecular mass Mr and is equivalent to the total of the relative atomic masses of the atoms in a formula unit of the compound. Hence, the formula unit mass of calcium chloride is 111 amu.

Explanation:

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Answer 2

Answer:

111

Explanation:

Formula unit mass=Atomic mass of Ca+(2×Atomic mass of Cl)=40+(35.5×2)

=40+71

=111 amu