Two samples of potassium iodide are decomposed into their constituent elements. The first sample produced 13.0 g of potassium and 42.3 g of iodine. If the second sample produced 24.4 kg of potassium, how many kilograms of iodine were produced?
A) 13.3 kg
B) 22.5 kg
C) 79.2 kg
D) 44.4 kg
E) 92.4 kg

Question

Quizplus · Accepted Answer

The ratio of potassium to iodine in potassium iodide is 1:1 by mass. So, if the second sample produced 24.4 kg of potassium, it must have also produced 24.4 kg of iodine.

Two Samples of Potassium Iodide Are Decomposed into Their Constituent