Calculate the value of kw when the temperature is 30.0 °c. multiply your answer by 10^14 before entering it. (r = 8.3145 j mol? k? ) your answer calculate the ph of a solution with [oh] of 10^-6.50 mol l^-1. your answer

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

The number at the end of an isotope’s name is the number.