List of top Chemistry Questions on Stoichiometry and Stoichiometric Calculations asked in GAT-B

How many grams of Albumin and Aspirin will be required to set a reaction between one millimole of Albumin and 0.5 millimole of Aspirin? Given the molecular weight of Albumin is 67,000 Da and that of Aspirin is 180 Da.
An organic compound contains 69.77% C, 11.63% H and 18.6% O. Its molecular formula is same as its empirical formula. The number of carbon atoms present per molecule would be:
What are the number of moles in 100 ml water (density = 1 g/ml) and in 100 ml heavy water (density = 1.11 g/ml) respectively?
The equation for the complete combustion of butane is:
$2C_{4}H_{10} + 13O_{2} \rightarrow 8CO_{2} + 10H_{2}O$
What is the amount (in mole) of carbon dioxide formed by the complete combustion of three moles of n-butane?