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Complete and balance the equation for this reaction in acidic solution. ZnS + NO3^- -> Zn^2+ + S + NO Which element was Oxidized ? Which element was reduced ? Which species was the oxidizing agent ? Which species was the reducing agent
Reaction kinetics - Determination of the activation energy of the reaction between oxalic acid and potassium permanganate.
A student dehydrated 10.0 g of 2-methyl-2-butanol with %50 sulfuric acid and obtained 6.50 g of products. Calculate the theoretical yield and the percent yield.
A person is considered legally intoxicated with a blood alcohol level of 80 mg/dL. Assuming that blood plasma has a density of 1.025 g/mL, what is this concentration expressed in parts per million
6Na+Fe2O3->3Na2O+ 2Fe. If you are provided 20.0 moles of sodium & excess iron (III) oxide, how many moles of iron would form?
Copper metal is dipped into a 0.01M silver nitrate solution. Calculate the concentration of silver ions in the final equilibrium solution.
Combustion of 2.80 g of this compound produced 5.59 g of CO2 and 2.29 g of H2O. What is the empirical formula of the unknown compound?
A liquid begins to appear on the inside of a closed flask. At first glance before the liquid began to appear, you might have thought the flask was empty
If a system has 2.50 × 102 kcal of work done to it, and releases 5.00 × 102 kJ of heat into its surroundings, what is the change in internal energy of the system
Ammonium carbamate (NH2COONH4) is found in the blood and urine of mammals. At a temperature of 424 K, Kc = 0.080 for the following equilibrium:
Consider a 0.37M solution of each of the following salts in distilled water. Will the solution be acidic, neutral, or basic? You may need to reference a table of Ka and Kb tables values.
Copper metal is purified by electrolysis. How much copper metal could be produced from copper(II) oxide by applying a current of 10.0 amps
in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction
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