Question

. Formula mass with an example​

Answer 1

Explanation:

To find the relative formula mass (M r) of a compound, you add together the relative atomic mass values (A r values) for all the atoms in its formula. Find the M r of carbon monoxide, CO. Find the M r of sodium oxide, Na 2O.

Example: consider sodium chloride, NaCl, the chemical name for common table salt.

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