Calculate the mass in grams, of 31.10 moles of iron, Fetion has a molar mass of 68.848 g/mol

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

i think that the answer is c