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

Author Question: If the reaction shown below is exothermic, the energy level of the reactants is ________. H2 + O2 2H2O (Read 68 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527

Question 1

What type of reaction is:  CH4 + 2O2 → CO2 + 2H2O + 218 kcal?
◦ a combination reaction
◦ a decomposition reaction
◦ an exothermic reaction
◦ a single replacement reaction
◦ an endothermic reaction

Question 2

If the reaction shown below is exothermic, the energy level of the reactants is ________.

H2 + O2 → 2H2O

◦ the same as that of the products
◦ possibly lower, possibly higher than that of the products
◦ lower than that of the products
◦ higher than the activation energy of the reaction
◦ higher than that of the products


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by swpotter12 on Jun 7, 2021

tandmlomax84

  • Sr. Member
  • ****
  • Posts: 323
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 56% of students answer this correctly




swpotter12

  • Member
  • Posts: 527
Reply 2 on: Jun 7, 2021
Great answer, keep it coming :)


Zebsrer

  • Member
  • Posts: 284
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

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.

For a complete list of videos, visit our video library