The mass of an evacuated 255-mL flask is 143.187 g. The mass of the flask filled with 264 torr of an unknown gas at 25 ∘C is 143.289 g . Calculate the molar mass of the unknown gas.

What is limiting reactant? with examples

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

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.