There are 7.83 x 10^10 molecules of (C6H5NO2)  Determine the following  How many moles are of C6H5NO2 are present? How many grams of C6H5NO2 are present? How many grams of carbon are present? How many nitrogen atoms are present?

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".