Be sure to answer all parts. Sucrose (C12H22011, table sugar) is oxidized in the body by O2 via a complex set o
ultimately produces CO2(g) and H2O(1) and releases 5.16 x 10ºkJ of heat per mole
(a) Write a balanced thermochemical equation for this reaction. Include the physic
reactant and product.
Enter your answer for Arxn in scientific notation.
АНran
x 10
kJ
(b) Calculate the energy change per gram of sucrose for this combustion reaction.
kJ/g

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

The equation below shows a chemical reaction. a + b + heat —> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.

4786 joules of heat are transferred to a 89.0 gramsample of an unknown material, with an initialtemperature of 23.0°c. what is the specific heat of thematerialif the final temperature is 89.5 °c?