How many grams is 3.2 moles of water

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)