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

Author Question: The total number of bonding electrons in a molecule of formaldehyde (H2CO) is (Read 22 times)

emoedee

  • Full Member
  • ***
  • Posts: 156
on: Nov 5, 2023

Question 1

The standard enthalpy of formation of ammonia at 25°C is –46.3 kJ/mol.  Estimate the N–H bond enthalpy at this temperature.
         (Given:  BE(N≡N)=941.4 kJ/mol, BE(H–H) = 436.4 kJ/mol)
◦ 360 kJ/mol
◦ 383 kJ/mol
◦ 391 kJ/mol
◦ 459 kJ/mol
◦ 475 kJ/mol

Question 2

The total number of bonding electrons in a molecule of formaldehyde (H2CO) is
◦ 3
◦ 4
◦ 6
◦ 8
◦ 18
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 emoedee on Nov 5, 2023

ryanb

  • Full Member
  • ***
  • Posts: 164
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 29% of students answer this correctly


emoedee

  • Member
  • Posts: 156
Reply 2 on: Nov 5, 2023
Great answer, keep it coming :)

xiaomengxian

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Thyroid conditions may make getting pregnant impossible.

The Geometry of a Total Solar Eclipse The Geometry of a Total Solar Eclipse
Father’s Age and the Number of de novo Mutations Father’s Age and the Number of de novo Mutations
Total Fertility Rate in the United States, 1860–2008 Total Fertility Rate in the United States, 1860–2008
The relationship between the number of stem cell divisions in the lifetime of a given tissue and the The relationship between the number of stem cell divisions in the lifetime of a given tissue and the
Increase in total spending in presidential campaigns, 1976-2020 Increase in total spending in presidential campaigns, 1976-2020
Chromosome Number in Selected Animal Species Chromosome Number in Selected Animal Species
Video: Mechanisms of capillary exchange

For a complete list of videos, visit our video library