The total pressure of gas collected over water is 740.0 mmHg and the temp. is 20.0*c. What is the pressure of hydrogen gas formed in mmHg?

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li

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.