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A 21.496g sample of magnesium is burned in air to form magnesium oxide and magnesium nitride. When the products are treated with water, 2.813g of gaseous ammonia are generated. Calculate the amounts of magnesium nitride and magnesium oxide formed.
The equilibrium constant for the dissociation of Br2 at 1600 K is K=0.255. Calculate the standard reaction Gibbs energy at this
Calculate the number of grams of propane (C3H8) required to heat all of the water in a 50-gallon hot-water tank from 23.4 degrees C to 65.0 degrees C
furoic acid hc5h3o3 has a ka value of 6.76 10-4 at 25degc. calculate the ph at 25degc for each of the following.a a
step by step Mechanism for the reaction of butanal with methanol under acid catalyzed conditions?
What volume of ammonia gas could be produced at 100% yield when 3.7 moles of hydrogen reacts with 1.3 moles of nitrogen
Enough of a monoprotic acid is dissolved in water to produce a 0.0170 M solution. The pH of the resulting solution is 6.34. Calculate the Ka for the acid.
estimate the mean ionic activity coefficient for nacl in a solution that is 0.020 molkg naclaq and 0.035 molkg cano32
Compute how many titanium atoms are there in 24.1 grams of titanium and also determine what is the mass in grams of 3.23E+23 atoms of titanium.
You are to prepare 250 grams of 7.00% sodium carbonate solution. How many grams of sodium carbonate and how many mL of water do you use?
Urea, NH2CONH2, is a nonvolatile nonelectrolyte. Calculate the boiling point of a solution of 30.0g of urea in 250g of water
Diagram the oxidation reaction (using expanded structural formula) of butane. Name the product
For propane, C3H8, the standard enthalpy of combustion of the gas is -2220 kJ/mol and the standard enthalpy of vaporization of the liquid is +15 kJ/mol. Calculate the standard enthalpy of combustion of the liquid.
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