Use the periodic table to determine the molar mass of each of the following elements. Each answer must have 2 decimal places. Potassium (k): g/mol osmium (os): g/mol manganese (mn): g/mol.

Which of these international trade concepts results in specialization and trade increases in total world output? a) absolute advantage b) balance of payments c) absolute advantage d) international tariffs

Many colleges review students’ scores on the _ or _ before deciding whether to offer them admission.

How many liters of 60% alcohol solution should be added to 40 liters of a 20% alcohol solution to make a 50% solution?