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What is a salt? Define salt hydrolysis. Categorize salts according to how they affect the pH of a solution. M
Calculate the pH of a 0.36 CH3COONa solution.
Calculate the pH of a 0.42 M NH4Cl solution.
How many grams of NaCN would you need to dissolve in enough water to make exactly 250 mL of solution with a pH = 10.00?
What mass percent of ethylene glycol in water must be used to reduce the freezing point of the mixture to -5.0degrees c?
Draw a structure containing only carbon and hydrogen that is a chiral alkyne with six carbon atoms
phosphoric acid can be prepared by reaction of sulfuric acid with phosphate rock according to the equation ca3po42
Milk of Magnesia is actually a suspension (that's why instructions often mention shaking before use) of solid Mg(OH)2. 1.00 liter of solution of 0.055 moles of Mg2+ is held at a pH of 7.00. Would a precipitate form? If so, what fraction of the origin..
Classify each of the following reactions into one of the four general categories: combination, deomposition, single displacement, or double displacement. a. H2SO4(aq) + 2 KOH(aq) --> K2SO4(aq) + 2 H2O(l)
the mass of water is 92.6 grams the initial temperature of the water is 58.9 degrees celsius the mass of teh liquid
The activation energy of an uncatalyzed reaction is 88kj/mol . The addition of a catalyst lowers the activation energy to 60kJ/mol . a. Assuming that the collision factor remains the same, by what factor will the catalyst increase the rate of the ..
Solid aluminum reacts according to the balanced equation. If a total of 830 kJ of heat is produced in the reaction as written, how many moles of Al2S3 are produced?
Compute G at 298 K if the reaction mixture consists of 6.9atm of H2, 5.0atm of F2, and 0.47atm of HF.
You must use realistic concentrations for full credit. If you cannot produce a cell with a 9V potential provide the calculations and cell that gives you a value closest to the 9 V value.
Write a balanced equation for the reaction of NaCH3COO and HCl. Express your answer as a chemical equation. Identify all of the phases in your answer. Enter no reaction if no precipitate is formed.
What is the net ionic equation for the reaction that occurs when small amounts of hydrochloric acid are added to a HOCl/NaOCl buffer solution
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