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

Author Question: Different samples of a pure compound always contain the same elements in a) exactly equal ... (Read 76 times)

ishan

  • Hero Member
  • *****
  • Posts: 546
on: Jul 28, 2018
Different samples of a pure compound always
  contain the same elements in
   a) exactly equal amounts.
   b) the same proportion by volume.
   c) the same proportion by mass.
   d) varying proportions depending on the temperature.

Question 2

A 2.0-kg object moving 3.0 m/s strikes a 1.0-kg object initially at rest. Immediately after the collision, the 2.0-kg object has a velocity of 1.5 m/s directed 30 from its initial direction of motion. What is the x component of the velocity of the 1.0-kg object just after the collision?
 a. 3.7 m/s
  b. 3.4 m/s
  c. 1.5 m/s
  d. 2.4 m/s
  e. 4.1 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

miss_1456@hotmail.com

  • Sr. Member
  • ****
  • Posts: 289
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

b


ishan

  • Member
  • Posts: 546
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

smrtceo

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Vessels composed of vessel elements in xylem tissue. Vessels composed of vessel elements in xylem tissue.
Drug A is more potent than Drugs B and C. Drugs A and C have equal efficacy because both drugs have ... Drug A is more potent than Drugs B and C. Drugs A and C have equal efficacy because both drugs have ...
Reaction 6: Generation of the First Energy-Rich Compound Reaction 6: Generation of the First Energy-Rich Compound
Glutathione reaction with compound (denoted RX) Glutathione reaction with compound (denoted RX)
Fracture and Repair of Bone Open (Compound) Fracture and Repair of Bone Open (Compound)
Trace Elements of the Human Body Trace Elements of the Human Body
Video: Carbohydrate digestion - mouth and stomach & pancreas and small intestine

For a complete list of videos, visit our video library