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The percentage yield of Nh3 from the following reaction is 85%? What actual yield is expected from the reaction of 1.00kg N2 with 225g H2? N2+3H2=2NH3
2 liquids, A and B, have the same molecular weight. Samples of each are placed on temperature probes and allowed to evaporate. After a period of time Liquid A had a change in temp
Assume that fructose is a molecular solid and does not ionize when it dissolves in water.
identities of the components in a mixture by Gas chromatography may be determined by the technique called "spiking".
The t1/2 of a second order reaction is 26.0 hours when the initial concentration of the reactant is 0.256M. How many minutes would it take for the concentration of the reactant to drop from 0.256M to 0.064M
dissolved .31 grams of KHP in 25 ml of water and it required 15.5ml of NaOH to reach end of titration, how many moles of KHP were originally present before the addition of the NaOH?
how many mL of 1.00 M hydrochloric acid is needed to prepare a 100.0 mL solution of hydrochloric acid with pH = 5.0 that also contains 0.01667 M MgCl2?
Write out the balances for the mixing point d) Determine he amount of desalinated water (D) produced, e) Determine the amount of waste brine (B) from the process, and f) Determine the fraction of the brine leaving the osmosis cell that is recycled..
The reference electrode is attached to the positive terminal of the potentiometer, and the silver electrode is attached to the negative terminal. The solubility constant of TlBr is Ksp = 3.6 × 10-6 and the solubility constant of AgBr is Ksp = 5.0 ..
When 0.2250 g Mg was heated with 0.5331 g N2 gas, all the Mg was consumed forming 0.3114 g Mg3N2.What mass of N2 is left over ?
A mixture of 0.150 moles of C is reacted with 0.117 moles of O2 in a sealed, 10 L vessel at 500 K, producing a mixture of CO and CO2
A certain reaction has an activation energy of 63.62 kJ/mol. At what Kelvin temperature will the reaction proceed 4.50 times faster than it did at 347 K
the value of delta h for the reaction h2 g plus br2 g yields 2hbr g is -72 kj. how many kj of heat are releasedwhen 1.0
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