1. Calculate the number of grams of copper(II) sulfate pentahydrate, CuSO4-5H,0, required to
prepare 100.0 mL of a 0.150 M solution.

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2