Question
A sample on analysis shows 50% cao what will be the % of calcium carbonate in it
Answers
DrBob222
Let's take a 20 g sample which means 10 g CaO and 10 g impurity.
Convert 10 g CaO to ? g CaCO3. That's 10 x (molar mass CaCO3/ molar mass CaO)= about 18 g CaCO3 but you need a more accurate answer.
Total mass sample now is 18 + 10 = approx 28 and
% CaCO3 = (18/28)*100 = approx ?
Convert 10 g CaO to ? g CaCO3. That's 10 x (molar mass CaCO3/ molar mass CaO)= about 18 g CaCO3 but you need a more accurate answer.
Total mass sample now is 18 + 10 = approx 28 and
% CaCO3 = (18/28)*100 = approx ?