What is the concentration in ppm of a 150.0 g solution with 0.00500 g of NaNO3 dissolved in it?
回答 (1)
2017-10-31 1:17 pm
1 ppm = 1 × 10⁻⁶
Concentration of NaNO₃ = (0.00500/150.0) × [1 ppm / (1 × 10⁻⁶)] = 33.3 ppm
Concentration of NaNO₃ = (0.00500/150.0) × [1 ppm / (1 × 10⁻⁶)] = 33.3 ppm
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