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Chemistry
Chemistry
Problem
If the weight of 5.6 litres of a gas at S.T.P is 11 grams, the gas is 1) Phosphine (
P
H
3
PH_3
P
H
3
) 2) Phosgene (
C
O
C
l
2
COCl_2
C
O
C
l
2
) 3) Nitric oxide (
N
O
NO
N
O
) 4) Nitrous oxide (
N
2
O
N_2O
N
2
O
)
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