100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
CHEM 120 Exam 2: Chapters 5,6,7,8 (With Answer Key) - Chamberlain College of Nursing $17.49   Add to cart

Exam (elaborations)

CHEM 120 Exam 2: Chapters 5,6,7,8 (With Answer Key) - Chamberlain College of Nursing

4 reviews
 561 views  20 purchases
  • Course
  • Institution

CHEM 120 Exam 2: Chapters 5,6,7,8 (With Answer Key) - Chamberlain College of Nursing.PART 1: Multiple Choice questions: Q 1-24. (2 point each) 1. Chemical reactions (equations) show the following a. Reactants b. Products c. Physical state of each (gas or liquid or solid) d. All of the above 2...

[Show more]

Preview 2 out of 12  pages

  • October 2, 2022
  • 12
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

4  reviews

review-writer-avatar

By: rachealchukwuka • 3 months ago

review-writer-avatar

By: amandaperez71 • 1 year ago

review-writer-avatar

By: mariahchoochoo • 1 year ago

review-writer-avatar

By: cabidakhazel • 1 year ago

avatar-seller
CHM 120
Exam 2: Chapters 5,6,7,8
Exam 2
Total Points: 60
PART 1: Multiple Choice questions: Q 1-24. (2 point each)

1.Chemical reactions (equations) show the following
a. Reactants
b.Products
c. Physical state of each (gas or liquid or solid)
d.All of the above
2.The following is true for a mole
a. It is also known as Avagadro’s number
b.It contains 6.022 * 1023 molecules
c. It contains mass equivalent to molecular weight
d.All of the above are true
3.In balancing chemical equations, the coefficients are used to
a. Show number of moles
b.Show volume of each in liters
c. Show amount of each in grams
d.Show temperature at which the substance is stable
4.2H2 + O2 2H2O means that
a. 2 grams of H2 g and 1 gram of O2 gas combine to form 2 grams of
water.
b.2 moles of H2 g and 1 mole of O2 gas combine to form 2 moles of
water.
c. 2 grams of H2 g and 1 gram of O2 gas combine to form 2 moles of
water.

, d.2 molecules of H2 g and 1 molecule of O2 gas combine to form 2
molecules of water.
5.2H2 + O2 2H2O. In this equation, correct
method to calculate molecular mass of water is
a. 2[2(mass of hydrogen) + mass of oxygen]
b.2(mass of hydrogen gas) + mass of oxygen gas
c. 2(mass of hydrogen) + mass of oxygen



1

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller StudyConnect. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $17.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

73314 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$17.49  20x  sold
  • (4)
  Add to cart