1. Which is containing more molecules, 8.12 * 10 ^ 21 molecules of calcium chlorate or 245.86 g of calcium chlorate? /6 N

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

Why are pipes bursting in the in extremely cold weather?

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?