« previous next »

Author Question: Which of the following products is NOT made from petroleum? A) plastics B) detergents C) ... (Read 87 times)

debasdf

  • Hero Member
  • *****
  • Posts: 570
on: Aug 27, 2018
Which of the following products is NOT made from petroleum?
 
  A) plastics
  B) detergents
  C) perfumes
  D) tires

Question 2

A piece of cloth is dated using carbon-14. The cloth is determined to be 1400 years old. The half-life of C-14 is 5730 years. The C-14 radioactivity in the cloth will be ________ the radioactivity in a new cloth.
 
  A) greater than
  B) the same as
  C) less than
  D) Radioactivity cannot be predicted from the above information.


Bsand8

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

D

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

A phage cross made by doubly infecting the host cell with parental phages A phage cross made by doubly infecting the host cell with parental phages
The fibers are made up of many myofibrils The fibers are made up of many myofibrils
When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive
Selected Natural Products Selected Natural Products
Beer is made from the fermentation of yeast and the natural sugars from grains Beer is made from the fermentation of yeast and the natural sugars from grains
No payments were made on a $2,598 loan during its three-year term. What was the annually ... No payments were made on a $2,598 loan during its three-year term. What was the annually ...
Video: Introduction to Heart Attacks

For a complete list of videos, visit our video library