Which of the following is the correct definition of chemical energy? A.
energy stored in chemical bonds of molecules
B.
energy produced from the splitting of atoms
C.
energy of an object due to the random motion of its atoms and molecules
D.
energy an object has because of its motion or position

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In which situation can a mixture always be called a solution

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .