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# Do not write Lnits into the answer boxes Use notation t0 enter exponential numbers in your answers (29, write 2E-5 fr 2x1O') Use dot (. ) es the decimal polnt ...

## Question

###### Do not write Lnits into the answer boxes Use notation t0 enter exponential numbers in your answers (29, write 2E-5 fr 2x1O') Use dot (. ) es the decimal polnt separator MOT comma (" ) In your answers Your calculated numercal answers must have minimum significant fguresQuestion: Ammonia (NHa) is colorless gas with distinct odor; is building-block chemical and akey component in the manufacture of many products people use every day: It occurs naturally throughout the environment _ the air

Do not write Lnits into the answer boxes Use notation t0 enter exponential numbers in your answers (29, write 2E-5 fr 2x1O') Use dot (. ) es the decimal polnt separator MOT comma (" ) In your answers Your calculated numercal answers must have minimum significant fgures Question: Ammonia (NHa) is colorless gas with distinct odor; is building-block chemical and akey component in the manufacture of many products people use every day: It occurs naturally throughout the environment _ the air; soil and water and in plants and animals, including humans. It is used extensively in several industries 4NHa (g) + 702 (9) 4NOz (g) + 6 HzO() Ak 1210KJ Part a) Calculate the enthalpy ( 4 H), in kilojoules; when 7511 mL of ammonia reacts with 15.3 oxygen in = vessel kept at atm and 26.8 'C Answer: Part b) Calculate intemnal energy (4 UJ), in kilojoules, when cylinders each containing 67.3 g of ammonia reacts with excess oxygen at 1 atm and 26.8 "C according totth thermochemical equation above. Answer:

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