A 1.500 L sample of moist gas collected over water at 28.0 °C has a total pressure of…
CHEMISTRY · Subjective · A Level · Chemistry · Amount of substance · Amount of substance
Problem
A 1.500 L sample of moist gas collected over water at 28.0 °C has a total pressure of 765 mmHg. The vapor pressure of water at 28.0 °C is 28.3 mmHg. Analysis shows that the sample contains 0.0410 mol of N₂(g). Calculate the number of moles of O₂(g) present in the sample.