7. A family used 1,438 kilowatt-hours (kwh) of electricity during the month of October. Express this amount of energy in joules and Btu. See Appendix A.

Can you please show the steps thanks

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

How many valence electrons are in atom of radon?

Chris is about to do an experiment to measure the density of water at several temperatures. his teacher has him prepare and sign a safety contract before beginning the experiment. which term is mostlikely part of the safety contract