CaCO3(s) → CaO(s) + CO2(g) During thermal decomposition of limestone, 7.50 × 10^22…

CHEMISTRY · Subjective · A Level · Chemistry · Amount of substance · Amount of substance

Problem

CaCO3(s) → CaO(s) + CO2(g) During thermal decomposition of limestone, 7.50 × 10^22 molecules of CO2(g) are released. Calculate the mass, in grams, of CaCO3(s) that decomposed.

Related theory

Stoichiometric Calculations
Mole concept
Some Basic Concepts of Chemistry
Mole and mass
Mole Concept and Molar Masses

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