Chemistry Practice Problems Mass Percent Formula Practice Problems Solution: What is the percent by mass of oxygen in Ca(NO3)2?...

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Solution: What is the percent by mass of oxygen in Ca(NO3)2? a) 29.3% b) 47.1% c) 58.5% d) 94.1%

Problem

What is the percent by mass of oxygen in Ca(NO3)2?

a) 29.3%

b) 47.1%

c) 58.5%

d) 94.1%