In a given sample of `H_(2)O_(2)` each 100 mL of solution contains 68 mg of `H_(2)O_(2)`. The molarity of the solution is

Question

In a given sample of `H_(2)O_(2)` each 100 mL of solution contains 68 mg of `H_(2)O_(2)`. The molarity of the solution is

In a given sample of `H_(2)O_(2)` each 100 mL of solution contains 68 mg of `H_(2)O_(2)`. The molarity of the solution is
A. `0*02 M`
B. `0*2 M`
C. `2 M`
D. `20 M`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
Molarity = `("Mass of solute in g in 1 L of solution")/("Mol. Mass")`
`=(68xx1000)/(1000xx100)xx(1)/(32)=0.02 M`

4 views Answered 2023-02-05 15:29