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Write balanced net ionci equations for the following electrolysis reactions using platinum electrodes
1. aquos potassium fluoride
2. aqueous nickel(II) nitrate
3. molten aluminmum oxide
Based on the solubility rules, which one of these is insoluble in water?
What is the minimum volume of 7.0M HCl required to completely dissolve 14.0 grams of magnesium metal?
Consider 4 moles of a perfect gas with initial volume= 20dm^3, initial temp= 300K, and final volume= 60dm^3. What is the change in entropy for the system, surroundings, and total for the following processes:
Calculate the number of grams of aluminum required to prepare 500.0g of chromium metal.
Predict the products of the reaction between each of the following compounds and both chromic acid and PCC. a) 2-methyl-2-butanol
Which is the equivalence-point pH if 25.0 mL HCOOH (1.8 x 10-4) requires 29.80 mL 0.3567 M NaOH to reach the equivalence point?
For the reaction: 2NO(g)+2H2(g)-->2H2O(g) at equilibrium in a 4.0L container at 25oC. Suppose 2.5 mol of each component initally is put into the container. At equilibrium 2.5 mol of NO is present. What is Kc for the reaction at the temperature?
MgNH4PO4 6 H2O loses H2O stepwise as it is heated. Between 40 and 60 C the monohydrate is formed, and above 100 C the anhydrous material is formed. What are the phosphorus percentages of the monohydrate and the anhydrous material?
Steam distillation may be used to separate a mixture of p-nitrophenol and o-nitrophenol.
By what percentage does the solubility of lead iodide decrease when dissolved in a solution of 0.02 M ammonium iodide
Calculate the molar solubility of strontium chromate in water at 298 K if Ksp = 3.6 * 10-5.
When determining the acid content in prepared yellow mustard by adding NaOH and water, how do you find the mass of CH3CO2H reacted?
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