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What is the silver ion concentration in a solution prepared by mixing 419 mL of 0.391 M silver nitrate with 457 mL of 0.417 M sodium carbonate? The Ksp of silver carbonate is 8.1 × 10-12
consider the titration of 25 mL of .25 M NH3 with .05M HBr .What is the pH at the equivalence point?
Which of the following is true about an endothermic reaction?
The standard enthalpy of formation of the metallocene bis(benzene)chromium was measured in a calorimeter. It was found for the reaction Cr(C6H6)2(s) → Cr(s) + 2 C6H6(g)
When current is allowed to flow, which species is oxidized. What is the value of E0cell
which is limiting reagent when 42.0g of propane , C3H8, is burned with 115g of oxygen ? how many liters gaseous water are produced at STP
What is the concentration of the dilute aspirin? a. What is the concentration of the aspirin in the dilute aspirin solution? b. What is the concentration of the original solution ? C. How many mg of aspirin are present in one tablet of Brand Y asp..
Write and equation that represents the reaction of 2% ethanolic PBP solution with 4-methylcyclohexene and name the product
In an experiment 1.65g of lead(ii) nitrate react with .327g of zinc. What is the mole relationship between the lead nitrate and the zinc.
Calculate the amount of solute in g needed to prepare 453.1 mL of a 5.22 %(m/v) LiNO3 solution.
Mercuric sulfide HgS is one of the least soluble salts known, with Ksp=1.6x10^-54 at 25 C. Calculate both the molar solubility and the solubility of HgS
What mass of calcium can be produced by this process if a current of 7300A is applied for 46h ? Assume that the electrolytic cell is 75% efficient.
A 23.1 g sample of pure iron at 95°C is dropped into 78 g of water at 17°C. What is the final temperature of the water-iron mixture?
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