How can a mixture of pigments be separated?

question 24 options:

filtration

crystallization

magnetic attraction

chromatography

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block