arcticbunny arcticbunny 02-06-2024 Chemistry Answered A mass of 10g of a sample containing only NaNO3 and KNO3 was heated until a constant mass was reached. the volume of the collected gas at 1*10^5 Pa and 27°C was 1.269dm³. Fine the mass percentages of NaNO3 and KNO3 in the sample.