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The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be | |
A. | 2M [Correct Answer] |
B. | M/2 [Wrong Answer] |
C. | M [Wrong Answer] |
D. | M/4 [Wrong Answer] |