Assume that a scientist is measuring mass in an experiment. The balance she is using is not set a zero so it always measures mass a little too high what type of error does this cause in her data

What is limiting reactant? with examples

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.

Why is nh3 classified as a polar molecule