Hints. There is no effect of heat on Na2CO3 and o
NaHCO3 produces CO2 on heating.
One gram of a sample of magnesium containing its
oxide as impurity, on being treated with excess of d
sulphuric acid gave 896 ml of H2 at NTP. Calculat
percentage purity of the sample of magnesium.
(Ans.
Problems Based on Volume-Volume Relati
To solve such problems, we make use of the i
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