A hurricane may be miles across.

A. 2
B. 20
C. several hundred
D. several thousand

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

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car