A metal is often shiny but is a poor conductor of electricity. True or False?

What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both