State the purpose of potassium hydroxide solution in the preparation of carbon monoxide

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution