Chemistry
Solve the following numerical problem.
Ethane burns in oxygen according to the chemical equation:
2C2H6 + 7O2 ⟶ 4CO2 + 6H2O
If 80 ml of ethane is burnt in 300 ml of oxygen, find the composition of the resultant gaseous mixture when measured at room temperature.
Related Questions
State a relevant reason for the following:
(a) Hydrogen chloride gas cannot be dried over quick lime.
(b) Ammonia gas is not collected over water.
Identify the alloy in each case from the given composition:
(a) aluminium, magnesium, manganese, copper
(b) iron, nickel, chromium, carbon
The following questions are pertaining to the laboratory preparation of Ammonia gas from Magnesium nitride:
(a) Write a balanced chemical equation for its preparation.
(b) Why is this method seldom used?
(c) How do you identify the gas formed?
Write one use of the following alloys:
(a) Bronze
(b) Fuse metal