QUESTION 3 Calculate the molecular weight of the following compound in g mol-1. Give your answer to 2 decimal places. of OMe

How many grams of water are represented in 800 g of MgSO4*7H2O? MW of MgSO4*7H2O = 246 g/mole MW of water = 18 g/mole. Round answer to the nearest TENTH decimal.

Hi I need help finding the actual moles used please:)

Name: Date: 1. In mammals, lactose (milk sugar) is metabolized to glucose (C₂H₁2O), the key nutrient for generating chemical potential energy. 12 What is the mass percent of each element in glucose? How many grams of carbon are in 16.55 g of glucose? a) 6.714 mass % C, 40.00 mass % H, 53.29 mass % O, 6.620 g C b) 40.00 mass % C, 6.714 mass % H, 53.29 mass % O, 6.620 g C c) 6.620 mass % C, 6.714 mass % H, 40.00 mass % O, 53.29 g C d) 50.00 mass % C, 7.714 mass % H, 5.329 mass % O, 66.20 g C