A sample of gas occupies a volume of 55.7 mL. As it expands, it does 121.1 J of work on its surroundings at a constant pressure of 783 Torr. What is the final volume of the gas?

In 2002, the rare earth elements mine in mountain pass, california was closed because

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.

Give one example of a pure (exact) number and of an estimated (measured) number.