200 g of a monomeric peptide or monomeric protein is dissolved to prepare a pure solution The osmotic pressure of the solution is measured to be .2463 atm at T = 300 K. What is the molecular weight of the peptide or protein in grams per mol (g/mol)? g

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

How many moles are in 43.9 l of oxygen

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.