A. What are the half-reactions for the redox reaction CuCl2 + Zn → ZnCl2 + Cu? Label the oxidation reaction and the reduction reaction. (1 point)

What is the mass of sodium in 3 moles of sodium chloride

0.09 moles of sodium sulfate in 12 ml of solution

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line