This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Methanol (CH3OH) burns according to the equation 2CH3OH(l) + 3O2(g) 2CO2(g) + 4H2O(l), Hrxn = ... (Read 72 times)

stananza

  • Full Member
  • ***
  • Posts: 162
on: Nov 5, 2023

Question 1

If 10.6 moles of water at 35°C absorbs 12.30 kJ, what is the final temperature of the water? The specific heat of water is 4.184 J/g·°C.
◦ 15°C
◦ 20°C
◦ 35°C
◦ 50.°C
◦ 312°C

Question 2

Methanol (CH3OH) burns according to the equation
         2CH3OH(l) + 3O2(g) → 2CO2(g) + 4H2O(l), ΔH°rxn = –1454 kJ/mol.
How much heat, in kilojoules, is given off when 75.0 g of methanol is burned?
◦ 727 kJ
◦ 3.22 × 103 kJ
◦ 1.45 × 103 kJ
◦ 1.70 × 103 kJ
◦ 3.41 × 103 kJ
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by stananza on Nov 5, 2023

dsd1212

  • Full Member
  • ***
  • Posts: 176
Reply #1 on: Nov 5, 2023
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 64% of students answer this correctly


stananza

  • Member
  • Posts: 162
Reply 2 on: Nov 5, 2023
YES! Correct, THANKS for helping me on my review

abro1885

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

How to write a quadratic equation in standard form when a graph is given How to write a quadratic equation in standard form when a graph is given
How to solve any rational equation by finding the lowest common denominator (Part 2) How to solve any rational equation by finding the lowest common denominator (Part 2)
How to fully analyze the standard and factored form of a quadratic equation (Question 1) How to fully analyze the standard and factored form of a quadratic equation (Question 1)
How to analyze transformations of a quadratic equation that is in vertex form How to analyze transformations of a quadratic equation that is in vertex form
How to sketch a quadratic equation using transformations after completing the square (Question 2) How to sketch a quadratic equation using transformations after completing the square (Question 2)
Write equation for each function Write equation for each function
Video: Hierarchical Sequencing Method - Sequence Tagged Sites

For a complete list of videos, visit our video library