A) 176.5
B) 252.2
C) 287.6
D) 360.1
Correct Answer: D
Solution :
Let molar mass be\[=m\] Mass of 21 carbon atoms = 252 % of carbon\[=\frac{252\times 100}{m}=69.98;m=360.1\]You need to login to perform this action.
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