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Question
Chemistry
The sodium salt of methyl orange has 7 % sodium by mass. What is the minimum molecular weight of compound :-
Q. The sodium salt of methyl orange has
7%
sodium by mass. What is the minimum molecular weight of compound :-
224
167
NTA Abhyas
NTA Abhyas 2020
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A
420
u
B
375
u
C
329
u
D
295
u
Solution:
7
=
M
w
1
×
23
×
100
M
w
=
329