HELP ITS DUE IN 2 HOURS! 1:Which type of EM energy does a radio use?

2:Which type of EM energy does a microwave use?

3:Which type of EM energy does a TV use?

(EM stands for Electromagnetic)

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

What substance has a mass of 9.5g and volume of 2.1cm^3

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?