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Oxygen gas reacts with powdered aluminum according to the following reaction: 4Al(s) + 3O2 (g) = 2Al2O3(s). How many liters of O2 gas, measured at 779 mm Hg and 30 C, are required to completely react with 2.5 mol of Al?
Calculate the amount of heat liberated (in kJ) from 351 g of mercury when it cools from 88.0°C to 15.0°C.
In a beaker, I mix 50 ml of 3 M HCl with 100 ml distilled water. Both fluids are at 25 C initially. (Cp mix =. 0.985 cal/g-C) a. what is the final T.
Consider 25.0 g of water at 21.7°C that are mixed with 25.0 g of water at 43.3°C in a foam cup calorimeter. The equilibrium temperature reached was 30.4°C.
Steam distillation may be used to separate a mixture of p-nitrophenol and o-nitrophenol.
a chemical reaction produces 653,550 kJ of energy as heat in 142.3 mins. Calculate the rate of energy transfer in kilojoules per minute.
Balance the equation and answer in terms of moles.Chlorine gas can be produced commercially by passing an electric current through a concentrated solution of sodium chloride (brine).
Using the following equation: 2AgNO3+MgBr2->2AgBr+Mg(NO3)2 calculate the moles of silver bromide and magnesium nitrate produced by 85 mol of magnesium bromide reacting with silver nitrate.
What mass of glucose C6H12O6, would be required to prepare 5.000 X 10^3 L of a 0.215 M solution.
If a 100.0 g sample of water at 60.0 degreesC is added to a 100.0 g sample of water at 10.0 degrees C, determine the final temperature of the water.
What volume of 0.2500 M cobalt(III) sulfate is required to react completely with a) 25.00 mL of 0.0315 M calcium hydroxide?
Calculate w (in kJ) when 390 g iron (III) oxide (MM = 159.7 g/mol) reacts with excess carbon to produce carbon dioxide gas at 426 K.
The weight of the product (Hexaphenylbenzene) for this part of the reaction was 2.04 g. What is the percentage yield? What is the overall percent recovery for the three step process?
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