HELP PLEASE I NEED HELP THANKS I LOVE U How many moles of potassium nitrate (KNO3) are there in 0.300 L of a 2 molar solution?

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset

What three things does a balanced equation show you?