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The density of liquid (mol.wt. = 70) is ...

The density of liquid (mol.wt. `= 70`) is `1.2 g mL^(-1)`. If `2 mL` of liquid contains `35` drops, the number of molecules of liquid in one drop are:

A

`(1.2)/35 N_A`

B

`(1/35)^2N_A`

C

`(1.2)/((35)^2)N_A`

D

`1.2 N_A`

Text Solution

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The correct Answer is:
C
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