For preparing 250 mL of N/20 solution of Mohr 's salt, the amount of M – McqOptions

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1.	For preparing 250 mL of N/20 solution of Mohr 's salt, the amount of Mohr's salt needed is
A.	9.8 g
B.	4.9 g
C.	19.6 g
D.	3.2 g
Answer» C. 19.6 g

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