Question

The formula weight of h2so4 is 98. tge weight of acid in 400ml

Answer 1

Molar mass of H2SO4 = 98 g /mol

Molarity can be shown as  

M = (mass / molar mass) * (1000 /V)

M = 0.1 M

V = 400 mL

Thus,  

0.1 = (mass / 98) * (1000 /400)

Mass = 3.94 gm

Therefore mass of acid is 3.92 gm.

Answer 2

Explanation:

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