A solution is 2.0 % by mass compound A, the analyte of interest, and 3.5 % by mass compound B, an internal standard. Separation via GC returns peak areas of 38234 for compound A and 23880 for compound B. Calculate the response factor.

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

Which characteristics can be used to differentiate star systems? check all that apply.