If a particular HCl solution contains 22% of the acid by weight, then how much quantity of this acid solution will be required to produce 1L `CO_(2)` gas at `27^(@)C` & 760 mm pressure from pure `CaCO_(3)` ?

What will be the amounts of NH_(3) (excess) and Cl_(2) requried to prodcue 1L N_(2) gas at 27^(@)C and 750 mm pressure.

To prepare 66 gm CO_2 how much quantity of CaCO_3 will be required? [Ca = 40, C = 12, O = 16]

A solution of nitric acid contains 60% nitric acid. The specific gravity of the solution is 1.46. how many grams of HNO_(3) solution will be required to dissolve 5g of cupric oxide?

A HNO_(3) solution (specific gravity=1.46) contains75% HNO_(3) . How much of this acid will be needed to dissolve 5g of CuO?

What will be the volume of a gas at N.T.P. which occupies 3L at 27^@C and 760 mm of Hg pressure.

A gaseous mixture contains 50% of H_(2),40% of CH_(4) and 10% of O_(2) . What additional volume of O_(2) at STP will be required to completely burn 200cc of this gaseous mixture at 27^(@)C and 750 mm pressure ?

What amount of CaCO_(3) will be just sufficient to produce 1 L of CO_(2) at 27^(@)C and 760 mmHg pressure? Determine the quantity of pure carbon requried to yield the same amount of CO_(2) .

The vapour pressure of pure liquid Ais 70 torr at 27^@C It forms an ideal solution with another liquid B. The mole fraction of B 1s 0.2 and total vapour pressure of the solution is 84 torr at 27^@C . The vapour pressure of pure liquid B at 27^@C is

How many grams of concentated nitric acid solution should be used to prepare 250 mL of 2.0 (M) HNO_(3) . The concentrated acid is 70% HNO_(3) -