This topic contains a solution. Click here to go to the answer

Author Question: Using the following equation for the combustion of octane, calculate the heat of reaction for 100.0 ... (Read 37 times)

jessicacav

  • Hero Member
  • *****
  • Posts: 558

Question 1

Which of the following processes is endothermic?
◦ an atom emits a photon
◦ the electron affinity of a fluorine atom
◦ the condensation of water
◦ an atom absorbs a photon
◦ None of the above processes is endothermic.

Question 2

Using the following equation for the combustion of octane, calculate the heat of reaction for 100.0 g of octane. The molar mass of octane is 114.33 g mol-1.

2C8H18 + 25O2 → 16CO2 + 18H2ODrH° = -11018 kJ

◦ 4.82 kJ
◦ 1.26 × 104 kJ
◦ 4.82 × 103 kJ
◦ 9.64 × 103 kJ


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jessicacav on Nov 18, 2019

nekcihc358

  • Sr. Member
  • ****
  • Posts: 327
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 32% of students answer this correctly




jessicacav

  • Member
  • Posts: 558
Reply 2 on: Nov 18, 2019
Wow, this really help


sarah_brady415

  • Member
  • Posts: 328
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

For a complete list of videos, visit our video library