Question
Solve these problems; a) Determine the number of mol of nitrogen (chemical symbol, N) atoms contained in 7.82 grams of strontium nitrite Sr(NO2). (Hint: Think
Solve these problems;
a) Determine the number of mol of nitrogen (chemical symbol, N) atoms contained in 7.82 grams of strontium nitrite Sr(NO2). (Hint: Think of the compound Sr(NO2)2 as one Sr with two NO2 units attached)
b)How many grams of tungsten (VI) oxide (WO3) would contain 17.2 grams of oxygen?
c) What is the mass percentage of Ca in the compound CaSO3?
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Energy Revolution And Chemical Research
Authors: Kok-Keong Chong, Zhongliang Liu
1st Edition
1032365544, 978-1032365541
