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STOICHIOMETRY - 1
Integer Type
44.
48.
If one mole of ethanol (C 2H5OH) completely
burns to form carbon dioxide and water, the
weight of carbon dioxide formed is about -
1.5 gm of di valent metal displaced 4 gm of
copper (at. wt. = 64) from a soluti on of
copper sulphate. The atomic weight of the
metal is-
Sol.
Sol.
45.
Page # 135
How many grams are contai ned in 1gm-atom
of Na
Sol.
49.
Assuming that petrol is iso-octane (C8H18) and
has density 0.8 gm/ml, 1.425 litre of petrol on
complete combustion will consume oxygen -
Sol.
46.
The mass of CaCO3 produced when carbon
dioxide is passed in excess through 500 ml of
0.5 M Ca(OH) 2 wi ll be-
Sol.
50.
47.
The mass of oxygen that would be required
to produce enough CO, which completely
reduces 1.6 kg Fe2O 3 (at. mass Fe = 56) is-
A mixture containing 100 gm H 2 and 100 gm
O 2 is ignited so that water is formed according
to the reaction, 2H 2 + O 2
2H 2O; How
much water will be formed -
Sol.
Sol.
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