In case of burns with sulfuric acid, the affected part should be washed with plenty of water and moistened
| September 14, 2021 | education
In case of burns with sulfuric acid, the affected part should be washed with plenty of water and moistened with a 5% soda solution. How many grams of soda and water do you need to take to get 200 grams of such a solution?
The mass of the solute is calculated by the product of the mass of the solution and the mass fraction. Therefore, the mass of soda = 200 g * 0.05 = 10 g.
Answer: the mass of soda needed to prepare the solution is 10 grams.
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