Determine the amount of heat released from the reaction
The temperature increases from 297.65 K to 305.04 K. Determine the amount of heat released from the reaction. A sample which is having 2.16 g of caffeine (C8H10N4O2) burns in a constant-volume calorimeter that has a heat capacity of 7.44 kJ/K.
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Assuming that a sugar-coated cereal contains 23.0% sugar and no other energy source, what mass of cereal will provide enough energy to walk the 2.0 km?
Let, consider a motorcycle as it travels close to the bottom of a loop. If it is at the bottom, the normal force on the motor cycle is three times its weight. When the speed of the motorcycle is 20m/s, determine the radius of curvature of the trac
Calculate the pH and OH- ion molar concentrations when the molar concentration of concentrated hydrochloric acid is12.1M.
Front sprocket has the radius of 7 inches. How fast do you require to pedal (in revolutions per minute) to get the speed of 20 mph?
Assume that 25.00 mL of 0.100 molar N are titrated with 0.100 molar X and that the pH of the solution is maintained at the1.00 throughout the course of the titration.
Discuss how much energy can be released from converting one neutron from the mass to energy? Where the mass of one neutron is 1.01 amu, and the 1.00 g = 6.02 x 10e23 amu.
The cord's un-stretched length is around 30.0 m. Supposing that the bungee cord follows Hooke's law when it stretches; determine its spring constant.
Describe the molarity of a solution prepared by mixing the 300 mL of a 0.250 M solution of a sulphuric acid with the 700 mL of a 6.00 M solution of sulphuric acid?
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