Question

HELP: If two unidentified solids of the same texture and color have different solubilities in 100 grams of water at 20°C, you could conclude that
a.
they are the same substance.
b.
they are different substances.
c.
they have different melting points.
d.
their solubilities will be the same if the water temperature is increased

Answer 1

they are different substances.