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A soluble bromide salt was dissolved in water. An excess of aqueous silver nitrate, AgNO3 was added to precipitate the bromide ion as silver bromide. If 8.00g of the soluble salt produced 2.00g of silver bromide, what was the mass percentage of the chloride in the sample?
NIST-JANAF table deltaG standard formation values at 5400 K for N(g), O(g) and NO(g) are 113.817 kJ/mol, -108.155 kJ/mol and 23.568 kJ/mol.
Nitrobenzene, C6H5NO2, an important raw material for the dye industry, is prepared from benzene, C6H6, and nitric acid. When 22.4g of benzene and an excess of HNO3
A 24.0 g sample of nitrogen gas reacts with an excess of hydrogen gas to give an actual yield of 3.85 g NH3. What is the percent yield for this reaction? Reaction: N2(g) + 3 H2(g) ? 2 NH3(g)
Sodium bromate is used in a mixture which dissolves gold from its ores. Calculate the mass in grams of 4.68 mol of sodium bromate.
2 mol of a compound is allowed to react in a foam coffee cup that contains 101 grams of water. the reaction caused the temperature of the water to rise from 21 to 24.7 C. What is the enthalpy of the reaction?Assume that no heat is lost to the surr..
Calculate the volume of concentrated reagent required to prepare the diluted solutions indicated.
A litre of solution containing 0.1 M of CH3COOH and 0.1 M of CH3COONa provides a buffer of pH 4.74 . calculate the pH of a solution after the addition of 0.02 M of NaOH .
Determine the mass, of: a.30.0 mL of the liquid propylene glycol, a moisturizing agent for foods,
Draw the major and minor products generated in the reaction of 1-Bromo-3methylene-cyclopentane in methyl alcohol and heat.
Indicate which of the following sets of quantum numbers in an atom are unacceptable. More than one answer could be right!
Data for the decomposition of hydrogen peroxide at some set temperature T is include below. The rate law depends only on the concentration of H2O2.
A tank with a total pressure of 4.7 atm has a mixture of gases that is 72% nitrogen, and the rest is oxygen. What is the partial pressure of the nitrogen? The oxygen?
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