The volume of an aluminum sample is 251 to the power of 3 what is the mass of the sample?

Water is important for the of cells. a: size, shape, and temperature b: temperature, color, and odor c: color, odor, and size d: shape, temperature, and color

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled