A chemist adds 0.43 L of a 0.0463 g/L magnesium fluoride (MgF₂) solution to a flask. Calculate the mass in grams of magnesium fluoride the chemist has added to the flask. Round your answer to 2 significant digits.

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg