What is the correct formula for nickel(ll) perchlorate? (a) niclo4 b) ni2clo4 c) ni(clo4)2 (d) niclo3 e) ni(clo3)2

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m

What is the independent variable in this investigation? mass volume sample number substance density

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.