« previous next »

Author Question: The average mass assigned to one atom of a naturally occurring element is referred to as a)the ... (Read 55 times)

mp14

  • Hero Member
  • *****
  • Posts: 534
on: Jul 28, 2018
The average mass assigned to one atom of a
  naturally occurring element is referred to as
  a)the atomic mass.
  b)the reaction mass.
  c)the formula mass.
  d)the chemical mass.

Question 2

An 80-g particle moving with an initial speed of 50 m/s in the positive x direction strikes and sticks to a 60-g particle moving 50 m/s in the positive y direction. How much kinetic energy is lost in this collision?
 a. 96 J
  b. 89 J
  c. 175 J
  d. 86 J
  e. 110 J


isabelt_18

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

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.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa
Atom of the Element Lithium Atom of the Element Lithium
Changes in Synaptic Density From Birth to Age 2 Synaptic connections increase throughout the first Changes in Synaptic Density From Birth to Age 2 Synaptic connections increase throughout the first
Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap
The average percentages by polygraph exams The average percentages by polygraph exams
Consequences of a double exchange occurring between two nonsister chromatids Consequences of a double exchange occurring between two nonsister chromatids
Video: Structures that affect circulation - kidneys, blood volume and venous tone

For a complete list of videos, visit our video library