How much heat (in kJ) is released when 170 grams of CHg is burned with 2000.grams of O2? If the answer is exothermic be sure your answer has the correct sign!CH4 + 202 --> CÓ + 2H2O AH = -802 kJ/mol%3DORC H4 + 2 02 right arrow CO + 2H2 O Delta H = -802 kJ/mol%3DHint: Determine the limiting reagent.Do not type nits with your answer.Type your answer to thre significant figures.If this question is on an exam on your scrap paper report your answer to the propernumber of significant figures but still type three significant figures online.

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How much heat (in kJ) is released when 170 grams of CH4 is burned with 2000. grams of O2? If the answer is exothermic be sure your answer has the correct sign! CH4 + 202 --> CO + 2H20 AH = -802 kJ/mol OR C H4 + 2 02 right arrow CO + 2H2 O Delta H= -802 kJ/mol Hint: Determine the limiting reagent. Do not type units with your answer. Type your answer to thre significant figures. If this question is on an exam on your scrap paper report your answer to the proper number of significant figures but still type three significant figures online.

How much heat (in kJ) is released when 170 grams of CH4 is burned with 2000. grams of O2? If the answer is exothermic be sure your answer has the correct sign! CH4 + 202 --> CO + 2H20 AH = -802 kJ/mol OR C H4 + 2 02 right arrow CO + 2H2 O Delta H= -802 kJ/mol Hint: Determine the limiting reagent. Do not type units with your answer. Type your answer to thre significant figures. If this question is on an exam on your scrap paper report your answer to the proper number of significant figures but still type three significant figures online.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter9: Energy And Chemistry

Section: Chapter Questions

Problem 9.85PAE: 9.85 The figure below shows a "self-cooling" beverage can. The can is equipped with an outer jacket...

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Isooctane (2,2,4-trimethylpentane), one of the many hydrocarbons that make up gasoline, burns in air to give water and carbon dioxide. 2 C8H18() + 25 O2(g) 16 CO2(g) + 18 H2O() rH = 10,922 kJ/mol-rxn What is the enthalpy change if you burn 1.00 L of isooctane (d = 0.69 g/mL)?
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The heat of neutralization, Hneut, can be defined as the amount of heat released (or absorbed), q, per mole of acid (or base) neutralized. Hneut for nitric acid is -52 kJ/mol HNO3. At 27.3C, 50.00 mL of 0.743M HNO3 is neutralized by 1.00 M Sr(OH)2 in a coffee-cup calorimeter. (a) How many mL of Sr(OH)2 were used in the neutralization? (b) What is the final temperature of the resulting solution? (Use the assumptions in Question 11.)
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