Question

106 gram of Na2CO3 per dm^3 of solution of Na2CO3 in water, the concentration of the solution will be:
A. 1 N
B. 0.1 M
C. 1 M
D. 0.02 M

Right answer is C.
Na2CO3=23(2)+12+16(3)=46+12+48= 106
Concentration=Given mass/molar mass
Concentration= 106/106 = 1M.

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Answer 1

Answer:

C. 1 M

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Answer 2

Answer:

Hey buddy the correct answer is ( C ) 1 M .

Explanation:

Thanks buddy