What is it called when a solid turns to a gas

Which numbers are used? Consider the balanced chemical equation that follows. You are asked to determine how many moles of water you can produce from 4.0 mol of hydrogen and excess oxygen.

Describe how thermal shock can break an ordinary sheet of glass

1. What is the pH of a solution with a 2.20 * 10-8 M hydroxide ion concentration? 0.342 6.00 6.34 7.66 2. What are the concentrations of hydroxide and hydronium ions in a solution with a pH of 10.2? 1.4 * 10-4 M H3O + and 7.1 * 10-11 M OH- 3.

65ml a 6M solution of HCl are needed to neutralize 82ml of NaOH of an unknown molarity. a. Write out the reaction that takes place when HCl and NaOH are reacted. b. Identify the molarity of the NaOH

TRUE or FALSE: Earth is constantly experiencing climate change

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda