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Suppose that when you exercise, you consume 100 g of glucose and that all the energy released as heat remains in your body at 37 degrees Celsius. what is the change in entropy of your body?
For a solution that is 0.282 M NH3 and 0.117 M NH4NO3, calculate the following. For NH3, Kb is 1.8x10-5. Enter [OH?] and [H3O+] with two significant digits. Enter scientific notation as 1.23E4.
A gas pressure of 2.0 atm is in a closed container. Indicate the changes in its volume when the pressure undergoes the following changes at constant temperature: a) the pressure increases to 6.0 atm. b) the pressure drops to 1.0 atm. c) the pressu..
The titration required 21.62 ml to turn he solution clear. What was the concentration of the iodate in the solution? What was the Ksp that the student determined for the titration?
In an attempt to determine the identity of the unknown metal in the orginal mixture you took 1.25 g of the pure metal your separation and determined its density by water displacemnt. If the density of the metal was 7.9 g/mL, what us the volume of ..
A reaction inside a cylindrical container with a movable piston causes the volume to change from 14.0L to 21.0L while the pressure outside the container remains constant at 0.975 atm.
Order of a reaction, Consider a kinetic study of oxidation of a new plastic stabiliser being proposed for the automobile industry. Stabiliser + H+ + O2 ----> Byproduct
compounds like rm ccl2f2 are known as chlorofluorocarbons or rm cfcs. these compounds were once widely used as
what is the balanced molecular equation for the reaction between lithium phosphate
Proteins can be unfolded, or denatured, by agents that alter the balance of weak noncovalent forces that maintain the native conformation. How would the following agents cause a protein to denature
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 6.10 MJ of energy (in the form of heat)
if the rate increases by a factor of 10 as the temperature increases from 35 degc to 70degc what is the activation
The heat of combustion for ethane C2H6 (molar mass=28.0g/mol) is 52.0 kj/g. How much heat would be released if 14g of ethane undergo combustion. How much heat would be released if 2.75 moles of ethane undergoes combustion
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