Question

95% (W / W) Pure 75.1166 g Sample iron reacts completely with excess sulfuric acid at 37 ° C temperature and 1 atm pressure How much volume H, gas can be obtained? (No component H, does not produce.)
(solve it ? my answer is coming 16.20)
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Answer 1

Answer:

Solution

verified

Verified by Toppr

98% by weight of solution means 98g of H

2

SO

4

is present in 100g of solution.

Volume of solution =

density of solution

mass of solution

=

(1.8×1000)g/L

100g

Volume of solution =

18

1

L

Per cent H

2

SO

4

w/v of solution = molarity =

volume of solution (in L)

number of moles of H

2

SO

4

Molarity =

volume of solution

given mass of H

2

SO

4

/ molar mass of H

2

SO

4

Molarity =

1/18

98/98

=18M