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Compute the total translational kinetic energy of the air molecules in a 5.0 m 6.0 m 3.0 m empty room at 20°C and 1.00 atm. Repeat the calculation for 40°C and 1.00 atm.
A reaction has an activation energy of 32 kj/mol. If the temperature of the reaction doubles from 45 to 90 degrees by what factor will the ratio of the rate constants, k2/k1,change
Calculate the molar solubility of AgCl in a solution made by dissolving 10.0 g of CaCl2 in 1.00 L of solution.
Show the calculation for the moles of benzaldehyde, the moles of acetone, the theoretical yield of dibenzalacetone in grams, and the calculation for the % yield of the product (dibenzalacetone). Also indicate which reagent is the limiting reagent.
Determine what would you use to prepare 10 ml of 0.2M CaCl 2 from the 20M stock solution and find out which solution is with pH > 7, but is not an Arrhenius base in the strict sense?
Based on the chemistry of an ion-exchange chromotography describe how you will calculate Mpc for your water samples.
consider the second-order decomposition of nitroysl chloride2noclg rarr 2nog cl2gat 450 k the rate constant is 15.4
You start with 50 mL of 1.0 M acetic acid. How many mL of the acid should you place in a 100?mL volumetric flask in order to prepare
Tin reacts with hydrochloric acid to produce hydrogen gas and tin (II) chloride. How many liters of hydrogen gas are produced at 27.0 degrees C, and a pressure of 710 torr if 2.80 grams of tin reacts with the excess hydrochloric acid
When cobalt chloride is added to pure water, the CO ^2+ ions hydrate. The hydrated form then reacts with the Cl^- ions to set up equalibrium shown here
Value of E: 1.3 g x 1 mole/100.09=1.29 x 10-2 moleCaCO3 Using the value in your answer to question E., calculate the number of moles of HCl that two TUMS
If 25 mL of 0.060 M HClO4 is mixed with 50 mL of 0.060 M KOH, what will be the resulting pH?
Assume that the kinetic energy of a 1500 kg car moving at 150 km/h could be converted entirely into heat. What amount of water could be heated from 22C to 48C by the car's energy?
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