Why can't all the mixtures be classified as solutions? a. not all mixtures are heterogeneous b. not all mixtures are homogeneous c. not all mixtures have solutes and solvents d. mixtures are made of only one substance.

Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods

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.

What type of organic molecule comprises the majority of a potato?