How many grams of water are needed to react with 485 g of calcium carbide

If you want to create an electrical current, which situation would produce a solution capable of this

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

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?