1. crystals of ammonium chloride, nh4cl, seem to disappear when mixed with water. the resulting clear liquid containing ammonium chloride and water is a
a) compound.
b) new substance.
c) homogeneous mixture.
d) heterogeneous mixture.

2. which term is synonymous with solution?
a) solvent
b) aqueous
c) homogeneous mixture
d) heterogeneous mixture