PLEASE HURR WILL GIVE BRAINLIEST Which best represents the law of conservation of mass?

a. mass of reactants > mass of products
b. mass of reactants < mass of products
c. mass of reactants = mass of products
d. mass of reactants → mass of products

Iknow #2 is d. i just need to know why

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.

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.