Question

Find the mass of 200ML at
2.5 M H₂ So4
$4$
I​

Answer 1

Answer:

Molarity, M=

volume(L)

no. of moles

Volume, V=250mL=0.25L

No. of moles, n= mass/molar mass

Mass = 49 g

Molar mass of H

2

SO

4

= 98 g

n=49/98=0.5

M=0.5/0.250=2M

Hence, option A is correct.

Answer 2

Answer:

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