Apatient is advised to supplement her diet with 2g of calcium per day. the calcium tablets she purchase contain 500mg of calcium per tablet, how many tablet per day should the patient take?

How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.