Mixed 5 g of salt and 10 g of water. Find the mass fraction of the dissolved substance.
| April 25, 2021 | education
m solution (salt) = m (salt) + m (water) = 5 + 10 = 15 g;
ω (salt) = m (salt) * 100% / m solution (salt) = 5 * 100% / 15 = 33.3%.
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