How JustAnswer Works:

  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.

Ask Homework Jay Your Own Question

Homework Jay
Homework Jay, College graduate
Category: Homework
Satisfied Customers: 1046
Experience:  B.S. Chemistry and Biology minor
Type Your Homework Question Here...
Homework Jay is online now
A new question is answered every 9 seconds

1. (TCO 3) In a molecule with covalent bonding, which of the

Resolved Question:

1. (TCO 3) In a molecule with covalent bonding, which of the following occurs? (Points : 2)
atoms of different metals form bonds
atoms of noble gases are held together by attractions between oppositely charged ions
atoms are held together by sharing electrons
atoms of metals form bonds to atoms of nonmetals
oppositely charged ions are held together by strong electrical attractions

Question 2. 2. (TCO 3) Which of the following polyatomic ions has a 3- ionic charge? (Points : 2)
hydrogen carbonate

Question 3. 3. (TCO 3) What is the formula of carbon tetraiodide? (Points : 2)

Question 4. 4. (TCO 3) Double and triple bonds form because of which of the following? (Points : 2)
there is at least one hydrogen atom involved in the bond
the atoms involved have high electronegativities
one of the atoms in the molecule has more than eight valence electrons
the ions involved have charges larger than 1
single covalent bonds do not give all of the atoms in the molecule eight valence electrons

Question 5. 5. (TCO 3) The octet rule indicates which of the following? (Points : 2)
all of the noble gases have eight total electrons
all of the shells in an atom hold a maximum of eight electrons
the noble gases react with other compounds to get eight valence electrons
atoms lose, gain, or share valence electrons to have eight valence electrons
all of the Group A elements have eight valence electrons

Question 6. 6. (TCO 3) Calculate the molar mass of magnesium chloride, MgCl2. (Points : 2)
125.9 g
59.8 g
95.2 g
70.0 g
24.3 g

Question 7. 7. (TCO 3) A reaction that releases energy as it occurs is classified as a(n) ________. (Points : 2)
catalyzed reaction
exothermic reaction
decomposition reaction
endothermic reaction
oxidation-reduction reaction

Question 8. 8. (TCO 3) In an oxidation-reduction reaction, the substance oxidized always does which of the following? (Points : 2)
gives up hydrogen atoms
takes on oxygen atoms
becomes a charged species
shows a gain of electrons
shows a loss of electrons

Question 9. 9. (TCO 3) In the reaction of nitrogen gas (N2) with hydrogen gas (H2) to form ammonia gas (NH3) how many moles of hydrogen are needed to react with two moles of nitrogen?
N2 + 3 H2 --> 2NH3
(Points : 2)
6 moles
10 moles
8 moles
4 moles
2 moles

Question 10. 10. (TCO 3) How many grams of H2 (molar mass = 2.00 g/mole) are needed to produce 1.80 g of water (molar mass = 18.0 g/mole) according to this equation?
2 H2 + O2 --> 2 H2O
(Points : 2)
4.00 g
0.200 g
2.00 g
0.180 g
0.100 g

Question 11. 11. (TCO 3) Balance the following equation:
C5H8 + ? O2 --> 5CO2 + 4H2O (Points : 10)
Submitted: 1 year ago.
Category: Homework
Expert:  Homework Jay replied 1 year ago.
Thank you for using JustAnswer!

I am in the process of answering these questions for you. I will post shortly.
Customer: replied 1 year ago.

Ok thanks

Customer: replied 1 year ago.

I got 20 min left

Expert:  Homework Jay replied 1 year ago.
You can view this answer by clicking here to Register or Login and paying $3.
If you've already paid for this answer, simply Login.
Homework Jay, College graduate
Category: Homework
Satisfied Customers: 1046
Experience: B.S. Chemistry and Biology minor
Homework Jay and 6 other Homework Specialists are ready to help you

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

  • Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help. Mary C. Freshfield, Liverpool, UK
< Last | Next >
  • Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help. Mary C. Freshfield, Liverpool, UK
  • This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!! Alex Los Angeles, CA
  • Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult. GP Hesperia, CA
  • I couldn't be more satisfied! This is the site I will always come to when I need a second opinion. Justin Kernersville, NC
  • Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around. Esther Woodstock, NY
  • Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know. Robin Elkton, Maryland
  • He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here. Diane Dallas, TX

Meet The Experts:

  • Manal Elkhoshkhany


    Satisfied Customers:

    More than 5000 online tutoring sessions.
< Last | Next >
  • Manal Elkhoshkhany's Avatar

    Manal Elkhoshkhany


    Satisfied Customers:

    More than 5000 online tutoring sessions.
  • LogicPro's Avatar



    Satisfied Customers:

    Expert in Java C++ C C# VB Javascript Design SQL HTML
  • Linda_us's Avatar


    Finance, Accounts & Homework Tutor

    Satisfied Customers:

    Post Graduate Diploma in Management (MBA)
  • Chris M.'s Avatar

    Chris M.

    M.S.W. Social Work

    Satisfied Customers:

    Master's Degree, strong math and writing skills, experience in one-on-one tutoring (college English)
  • F. Naz's Avatar

    F. Naz

    Chartered Accountant

    Satisfied Customers:

    Experience with chartered accountancy
  • Bizhelp's Avatar



    Satisfied Customers:

    Bachelors Degree and CPA with Accounting work experience
  • Seanna's Avatar



    Satisfied Customers:

    3,000+ satisfied customers, all topics, A+ work

Related Homework Questions

Chat Now With A Tutor
Homework Jay
Homework Jay
Project Team Leader
181 Satisfied Customers
B.S. Chemistry and Biology minor