Which of the following shows correctly an ion pair and the ionic compound the two ions form? Fe3+, 02 Fe2O3 O CPt 1: Cr3l Sn4+,P3. Sn4P3 Cu2+, 02- Cu202

How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.