Chemistry, 09.12.2020 05:10 hannahbrown889
25g of potassium nitrate are dissolved in 100g of water. What is the percent by mass of potassium nitrate?
Answers: 2
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What is the molarity of a solution that is prepared by adding 57.1 g of toluene (c 7 h 8 ) (density = 0.867 g/ml) to a 250 ml volumetric flask, and then filling to the mark with benzene (c 6 h 6 ) (density = 0.876 g/ml)?
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Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h
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25g of potassium nitrate are dissolved in 100g of water. What is the percent by mass of potassium ni...
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