Analysis of an unknown sample indicated the sample contained 0.140 grams of N and 0.320 grams of O. The molar mass of the compound was determined to be 92.02 amu. What is the molecular formula of the compound?

they include patterns; cause and effect; scale, proportion, and quantity; systems and system models; energy and matter; structure and function; and stability and change.

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c- cold periods in earth's history during which glaciers covered much of the surface.

explanation:

the correct answer is:

a. formation of precipitation

i think its 100.

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