Identify which sets of chemical reactions resulted in a white precipitate. Select 3 correct answer(s)
BaCl2 + K2Cr04
Al2(SO4)3 + Ba(NO3)2
Ba(NO3)2 + Na2SO4
Na2CrO4 + AgNO3
BaCl2 + Na2SO4
BaCl2 + KCI

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?