If you take 50.0 grams of ice out of a freezer at its freezing point, and let it melt completely without changing temperature, how many kj of heat would be absorbed by the ice?

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

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

What is the density, d, of a substance with a volume of v = 12.5 cm3 and a mass of m = 74.4 g ?