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A food substance kept at 0 degrees celsius becomes rotten in 8.3 days. The same food rots in 10.6 hours at 30 degrees celsius. Assuming the kinetics of teh microorganisms enzymatic action is responsible for the rate of decay, what is the acivation energy for the decomposition process?
Draw one specific example each of a beta-diketo compound and one example of an alpha
how many joules of heat are needed to raise the temperature of 591 grams of water from 25C to 55C?
The vapor pressure of carbon tetrachloride, , is 0.354 atm and the vapor pressure of chloroform, is 0.526 atm at 316K . A solution is prepared from equal masses of these two compounds at this temperature
A solution of acid is titrated with NaOH. Give the net ionic equation for this reaction. 2. Determine the pH for the following solutions, and identify them as acidic, basic, or neutral.
water skier is pulled by a net force of 180 N and has an acceleration of 2.4 m/s2. What is the mass of the skier?
Determine the concentration of the total available acid of the apple juice express your answer in moles/L?
The Party Guy, Mr. Balloon, is making animal figures out of long thin balloons that he twists into different shapes. Assume that the balloons are of uniform thickness.
2 Al2O3(s) → 4 Al(s) + 3 O2(g) . ?H = +3339.6 kJ/mol What is ?H for the formation of one mole of Al2O3(s) from the elements?
if the density of mercury is 13.6g/cm3, what will be the volume of 300g of mercury ?
Suppose the volume of this system is compressed to one-half its initial volume and then equilibrium is reestablished. what would be the new equilibrium total pressure.
2.0 moles of a gas was collected in the lab at a temperature of 1.1 degrees C and a pressure of 9.5 atm. What volume will the gas occupy under these conditions.
Assemble the alcohols (have the formula of C4H10) in the order of increasing reactivity with concentrated HCl.
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