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

Author Question: The relative mass of carbon is 3/8 that of an oxygen molecule. How many grams of carbon are needed ... (Read 74 times)

nautica902

  • Hero Member
  • *****
  • Posts: 591
on: Aug 27, 2018
The relative mass of carbon is 3/8 that of an oxygen molecule. How many grams of carbon are needed to have the same number of particles as found in 32 grams of oxygen molecules?
 
  A) 12 g
  B) 32 g
  C) 3 g
  D) 8 g
  E) 3/8 g

Question 2

Which of the following forms of nitrogen is most readily accessible to plants?
 
  A) NO3-
  B) NH4+
  C) N2
  D) N2O
  E) A and B

Question 3

What is the main structural feature that distinguishes lipids from other biomolecules?
 
  A) Lipids contain a large number of nonpolar, hydrophobic functional groups.
  B) Lipids form coiled structures with extensive amounts of branching.
  C) Lipids contain a large number of hydrogen bonding functional groups.
  D) Lipids form rigid, linear arrays of polymeric molecules that cannot be easily dissolved.
  E) none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blfontai

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

E

Answer to Question 3

A


nautica902

  • Member
  • Posts: 591
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Geometry of carbon bonding Geometry of carbon bonding
Carbon Monoxide and Water Molecules Interaction Carbon Monoxide and Water Molecules Interaction
Cloning a fragment of DNA into a plasmid vector and introducing the recombinant molecule into ... Cloning a fragment of DNA into a plasmid vector and introducing the recombinant molecule into ...
What is the mass of air in a room that measures 5.0 m 8.0 m 3.0 m? (The density of air is ... What is the mass of air in a room that measures 5.0 m 8.0 m 3.0 m? (The density of air is ...
If 2.00 g of helium gas and 4.72 g of oxygen gas are mixed together, what is the mole fraction ... If 2.00 g of helium gas and 4.72 g of oxygen gas are mixed together, what is the mole fraction ...
An empty spice bottle has an inner volume of 1.31 10-4 m3 . It has a mass of 112 g when filled ... An empty spice bottle has an inner volume of 1.31 10-4 m3 . It has a mass of 112 g when filled ...
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library