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If 1.3618 mol of AsF3 are allowed to react with 1.000 mol of C2Cl6, what would be the theoretical yield of AsCl3, in moles?
What is the correct form of the conversion factor needed to convert the number of moles of H2O to the number of moles of NH3 produced.
In the first test tube, you added 1.0 mL of 0.1 M Fe(NO3)3. How do you explain the shift in equilibrium in terms of LeChatelier's Principle?
The energy of activation of an uncatalyzed reaction is 60 kJ/mol. The energy of activation is reduced to 25 kJ/mol for the enzyme catalyzed reaction. Please calculate the rate constant of the cataly
A total of 2.00mol of a compound is allowed to react with water in a foam coffee cup and the reaction produces 188g of solution. The reaction caused the temperature of the solution to rise from 21.0
The resulting calibration equation is: Intensity = 84,250 M-1 * [Li+] + 1.75 If the intensity of your unknown sample is 90, what is the concentration of Li+ in the analyzed sample?
Imagine that you have a 6.50 L gas tank and a 3.50 L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the large
Estimate the experimental yield of mononitration in the reaction. What errors are there in using this method to calculate the extent of mononitration?
If 72.4 kJ of heat is supplied to a 852 g block of metal, the temperature of the metal increases by 9.6°C. Calculate the specific heat capacity of the metal in J/g·°C.
The density of lead is 11.3 g/ml . The water level in a graduated cylinder initially at 217 ml rises to 286 ml after a piece of lead is submerged. What is the mass in grams of the lead?
The KCl does not react under the conditions of the reaction. If 100.0 grams of the mixture produces 1.80grams of H2O, 13.80 grams of CO2, and 4.00 grams of O2, what was the composition of the origin
How many grams of dry NH4Cl need to be added to 2.50 L of a 0.800 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.74? Kb for ammonia is 1.8*10^-5.
The equilibrium constant for the following reaction is 1.6 x 10^5 at 1024K. Find the equilibrium pressures of all gases if 10 bar of HBr is introduced into a sealed container at 1024K.
When the valve between the 2.00-L bulb, in which the gas pressure is 2.00 atm, and the 3.00-L bulb, in which the gas pressure is 4.50 atm, is opened, what will be the final pressure in the two bulbs
The density of citronellal, a mosquito repellant, is 1.45 g · L -1 at 365?C and 50.0 kPa. What is the molar mass of citronellal?
The equation for the combustion of acetone is: 2 C3H6O + 8 O2 ---> 6 H2O + 6 CO2 + 852.6 kcal. How much heat will be given off if 0.18 mol of acetone is completely burned?
A sample of ammonium phosphite, (NH4)3PO3, contains 1.32 mol of hydrogen atoms. what is the number of moles of oxygen atoms in the sample ?
The total pressure of the gases is 1.86 atm, and their temperature is 22 degrees C. How many grams of argon are there in the container?
if 100ml of 0.1 M NaOH are reacted with 300mL of 0.2 M HBr, what is the resulting pH of this solution after the reaction has gone to completion?
The flask was then shaken until the solution was uniform. A 60.0 mL sample of this glucose solution was diluted to 0.500 L. How many grams of glucose are in 100. mL of the final solution?
A reaction occurs at a rate of 2.25 10-2 moles per liter per second at 332 K. Estimate the increase in the rate of a reaction when the temperature increases to 332 K. Express the rate in moles per
Calculate the minimum mass of sulfuric acid that could be left over by the chemical reaction. Be sure your answer has the correct number of significant digits.
An empty aerosol-spray can at room temperature (20 .C) is thrown into an incinerator where the temperature reaches 674 .C. If the gas inside the empty container was initially at a pressure of 1 atm,
what is the minimum amount of 6.0 M H2SO4 neccessary to produce 23.5 g of H2(g) according to the following reaction? 2Al(s) +3H2SO4(aq) --> Al2(SO4)3(aq) + 3H2(g).
Given a stock solution of a food dye having a concentration of 1.0 x 10-5 and an absorbance of 0.700. If a new solution is made by diluting exactly 10.0 mL of the solution with exactly 29.7 mL of di