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Chemistry 8 Online
OpenStudy (anonymous):

Which molecule contains the largest number of oxygen atoms?

OpenStudy (anonymous):

2H2 + O2 → 2H2O2H2O2 → 2H2O + O2 CaCO3 → CaO + CO2 2AgNO3 + Zn → 2Ag + Zn(NO3)2

OpenStudy (anonymous):

Don't look at the coefficients, just the formulas themselves. Count the number of oxygen atoms in each. The one that has the most oxygen atoms per molecule is the correct choice.

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