Burning 1 mol of methane in oxygen to form carbon dioxide and water produces 803 kJ of energy. How much energy is produced when 3 mol of methane is burned? A. 268 KJ
B. 803 KJ
C.1,606 KJ
D. 2,409 KJ

Water (2510 g ) is heated until it just begins to boil. if the water absorbs 5.09×105 j of heat in the process, what was the initial temperature of the water?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes