Then if I have 210.1 g barium chloride with 45g potassium...how many grams of potassium chloride will I produce? I need help please is for today ):

Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground

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

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m