Calculate the mass of water and salt required to prepare 80 g of a 1% solution.
| March 19, 2021 | education
The calculation will be carried out according to the formula w (salt) = (m (salt) / m (salt) + m (water)) * 100.
m (salt) = (m (salt) + m (water) * w (salt)) / 100
m (salt) = 80 * 0.01 = 0.8 g of salt.
Then m (water) = m (salt) – m (water) = 80 – 0.8 = 79.2 g of water.
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