How many times faster will the reaction occur
Assume that the activation energy for a certain reaction is 173 kJ/mol and the reaction is started with equal initial concentrations of reactants. How many times faster will the reaction occur at 40 degrees Celsius than at 10 degrees Celsius?
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In a blimp the gas pressure is 605.2mm and outside air temperature is -5.8 degrees Celsius. The volume of the gas chamber in the blimp is 199,630 cubic feet.
Water and glycerol, CH2(OH)CH(OH)CH2OH, are miscible in all proportions. What does this mean? How do the OH groups of the alcohol molecule contribute to this miscibility?
How much energy (in kilojoules) is released when 14.6 g of steam at 121.0 C is condensed to give liquid water at 67.5 C ? The heat of vaporization of liquid water is 40.67 kj/mol , and the molar heat capacity is 75.3 J/(K*mol) for the liquid and 3
Find the position vector at t = 2 s. m i + m j Give the magnitude and direction of the position vector. m ° (from the +x-axis)
A bicycle tire is filled with air to a pressure of 720 torr at atemperature of 19 degrees Celsius. Riding the bike on asphalt on ahot day increases the temperature of the tire to 58 degreesCelsius.
A 65 g ice cube at 0°C is heated until 40 g has become water at 100°C and 25 g has become steam at 100°C. How much energy was added to accomplish the transformation?
Sodium nitrate was added to 2.0 L of water at 25 °C to produce a saturated solution. The solution was then heated to 80 °C. Calculate the mass of lead nitrate that had to be added to produce a saturated solution at that higher temperature.
What is the calculated molecular weight for polymerization of isobutylene? where (monomer) stock =0.2mol/dm^3,V monomer=25cm^3 and (initiator) stock= 0.1mol/dm^3 and Vinitiation = 0.250cm^3
Question: How much heat is released when a mixture containing 23.0 g CS2 and 23.0 g Cl2 reacts by the following equation? CS2(g) + 3Cl2(g) ---> S2Cl2(g) + CCl4(g) delta H= -230 kJ
Enough cadmium(II) chloride is added to make Cd2+ 0.0013 M. What is the pH of the resulting solution? What percentage of the original hydroxide ion is left in solution?
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