Question

How can i prepare 50% of hydrogen peroxide from 35% hydrogen peroxide?

Answer 1

How can i prepare 50% of hydrogen peroxide from 35% hydrogen peroxide?

**Solution.**

For the V(H2O) = 100 ml

1. $0.35 = x / 100 + x$

X = 53.84 g - m (H2O2)

2. $0.5 = x / 100 + x$

X = 100 g - m(H2O2)

100 - 53.84 = 46.16 g

**Answer.** Add 46.16 g of H2O2 per 100 ml of water.

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