Which of the following did Mendeleev not believe in because he could not see them?
Mixtures

Atoms

Elements

Compounds

Why did southern business leaders want to increase the number of slaves

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.