PLS ANSWER FAST WILL GIVE Fill in the blank

orbit around the nucleus of an atom

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above