A solution is 4.50% by weight NaHCO₃.How many grams of NaHCO₃ are in 450.0 g of solution? A)1.000 g B)20.2 g C)400 g D)450 g

Question

Quizplus · Accepted Answer

4.50% by weight means that there are 4.50 g of NaHCO₃ in 100 g of solution. To find out how many grams of NaHCO₃ are in 450.0 g of solution, we can set up a proportion: 4.50 g NaHCO₃ / 100 g solution = x g NaHCO₃ / 450.0 g solution Cross-multiplying: 100 g solution * x g NaHCO₃ = 450.0 g solution * 4.50 g NaHCO₃ Simplifying: x = 20.2 g NaHCO₃ Therefore, the answer is B) 20.2 g.

A Solution Is 4