PEASE RESPOND QUICKLY WILL GIVE BRAINLIST Which of the following polyatomic ions will form an ionic compound with a single sodium ion? (5 points)
A.)CO32−
B.)PO43−
C.)SO42−
D.)NO31−

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.

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

What is a difference between a mixture of elements and a mixture of compounds