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Reaction of the anti-cancer drug cisplatin with water is described by the following Pt(NH3)2Cl2 + H2O -> Pt(NH3)2(H2O)Cl^+ + Cl ^-. The rate of this reaction increase by a factor of 15 on raising the temperature from 25 degreesC to 50 degreesC. What is the activation energy in kJ/mol?
Calculate the molarity (M) of HCl used in the titration of a 0.2239g sample of sodium carbonate that required 39.01mL of the titrant (HCl) to reach the second e
a coffee cup calorimeter containing 100ml of 0.30M HCl at 20.3degrees celcius. when 1.82g of Zn solid is added, the temperature rises to 30.5 degrees celcius. what is the heat of reaction per mole of Zn.
Molecules-- Assign S or R configuration (R or S)?
The volumes of a solution containing 1.10ppm Zn+2 shown in the table below were pipetted into separatory funnels, each containing 5.00mL of an unknown zinc solution. Each was extracted with three 5-mL aliquots of CCl4 containing an excess of 8-hyd..
How many milliliters of a 0.210 M NaOH solution are needed to neutralize 25.0 ml of 0.125 M H2SO4(aq)? b) A 15.45 ml volume of 0.1327 M KMnO4(aq) is needed to oxidize 25.00 ml of a FeSO4(aq) in an acidic medium.
calculate the quantity of heat produced when 19.0g of propane is completely combusted in air under standard conditions. Assume that liquid water is forming.
Hook one end of the copper wire onto the bottom of the sample cup and the other end hook it on the outside of the cup. Fill half of the Sample cup with distilled water and stir copper (II) sulfate crystals until it dissolved.
A potassium bromide solution is 8.34% potassium bromide by mass and its density is 1.03 g/mL. What mass of potassium bromide is contained in 44.8 mL of the solution
To a .015 M solution of Oxalic acid is added a strong acid until pH is .5. Calculate concentration of oxalate ion in resulting solution no volume change Ka oxalic acid is 3.78 x 10-6
Dissolves via the reaction and the temperature of the solution raises to twenty six degree celsius.compute the enthalpy change, , for this reaction per mole.
Nitrogen gas reacts with hydrogen gas to make ammonia(NH3). 15.5 L of N2 reacts at STP to make 30 L of ammonia. What is the percent yield?
a piece of metal of mass 12 g at 107 ?c is placed in a calorimeter containing 55.7 g of water at 20?c. the final
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