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

Author Question: A sample of natural rubber (200.0 g) is vulcanized, with the complete consumption of 4.8 g of ... (Read 126 times)

anjilletteb

  • Hero Member
  • *****
  • Posts: 569
on: Aug 27, 2018
A sample of natural rubber (200.0 g) is vulcanized, with the complete consumption of 4.8 g of sulfur. Natural rubber is a polymer of isoprene (C5H8). Four sulfur atoms are used in each crosslink connection.
 
  What percent of the isoprene units will be crosslinked? A) 7.6
  B) 5.1
  C) 2.5
  D) 9.4
  E) 1.3

Question 2

Dynamite consists of nitroglycerine mixed with ________.
 
  A) potassium nitrate
  B) damp KOH
  C) TNT
  D) diatomaceous earth or cellulose
  E) solid carbon


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bigsis44

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

D


anjilletteb

  • Member
  • Posts: 569
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

ryhom

  • Member
  • Posts: 366
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

A small sample of the great diversity of seed sizes and shapes. A small sample of the great diversity of seed sizes and shapes.
Sample Teaching Plan for Hypertension Cont. Sample Teaching Plan for Hypertension Cont.
Sample prescriptions of drugs for oral herpes infection. Sample prescriptions of drugs for oral herpes infection.
Natural Capital versus GDP per Capita Natural Capital versus GDP per Capita
Cultural Attitudes Toward Insect Consumption Cultural Attitudes Toward Insect Consumption
Video: Major Elements in Biological Molecules: Carbohydrates

For a complete list of videos, visit our video library