Ca(OH)2 is an Arrhenius and increases the concentration of when added to water

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided

Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon

Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese