How do enzymes lower the activation energy of a reaction? select one: a. they provide heat to the reaction b. they facilitate the reaction to occur c. they provide additional hydrogen ions?

Which mathematical relationship should you us to convert moles of a substance into grams

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

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols