If you have 500 mL of a 0.10 M solution of the acid, what mass of the corresponding sodium salt of the conjugate base do you need to make the buffer with a pH of 7.65 (assuming no change in volume)? Express the mass to two significant figures and include the appropriate units.

Which of the following electromagnetic waves can create ions?

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.

Connect the whole numbers on the periodic table to indicate what they represent?