CHEMISTRY · Multi-part · A Level · Chemistry · Amount of substance · Amount of substance
Problem
In a calibration procedure, a gas-generation apparatus is charged so that it will release exactly 0.0150 mol of carbon dioxide, CO₂(g), when triggered.
(a) Calculate the number of CO₂ molecules that will be produced. Express your answer in scientific notation.
(b) Determine the total number of oxygen atoms present in the released CO₂(g).