How many grams of #NH_4OH# must be dissolved in 75 g of water to lower the freezing point -3.0°C?
1 Answer
Jun 1, 2018
Yielding to Michael's practical advice, although if this was the true problem your professor made (and often paper chemistry is impractical), the solution is below.
Recall,
where,
Hence, we need,
of that compound would theoretically lower the freezing point by the magnitude described.