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Balance the following reaction Fe^2 O ^3 + HCI->FeCI^3+H^2O

The solubility of a gas in water is 0.22 g/L at 20.0 kPa of pressure. What is the solubility when the pressure is increased to 115 kPa?

Problem 4 Calculate the mass of ethane, C2H6, which must be burned to produce 100 kJ of heat. 2 CzH6 (9) + 7 02 (9) - --> 4CO2 (g) + 6 H2O (1) AH = - 3120 kJ

Where are most of the gas molecules in the atmosphere found?

The formula for the carbonate ion is CO32-. Predict the formula for carbonic acid.

What is the mass of a rectangular cube with dimensions of 3 cm x 2 cm x to 10 cm and a density of 10 g/cm^3

A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘ C. How many grams of this gasoline would fill a 12.8 gal tank (1US gal=3.78L) ?

A pump contains 0.5 l of air at 203 kpa. you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of air in the pump? 0.2 l 1.0 l 2.0 l 4.0 l

How can there be snow near a giraffe's home This is actually science so yeah

If a sealed syringe that contains some gas in heated in which direction will the syringe plunger move

Use the drop‑down menus to label the statements as either true of false. Dichloromethane is flammable. true false Methanol is flammable. Concentrated sulfuric acid is corrosive. 10% sodium carbonate solution must be used in the fume hood.