In a solution, litmus is blue. The pH of the solution could be
1. 10
2. 2
3. 3
4. 4

Which type of reaction always has an element and a compound as reactants

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

When the water vapor cools it condenses select a number that represents his process on the