« previous next »

Author Question: The average mass assigned to one atom of a naturally occurring element is referred to as a)the ... (Read 47 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?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

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

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Atom Structure Atom Structure
The Structure of an Old High-Mass Star The Structure of an Old High-Mass Star
Mercury Element Mercury Element
The level of emissions from transport in the United States is twice as high as the global average The level of emissions from transport in the United States is twice as high as the global average
Average Annual Growth Rates of Population by Country Group Average Annual Growth Rates of Population by Country Group
Average Precipitation Acidities and the Effects of Acid Rain Average Precipitation Acidities and the Effects of Acid Rain
Video: T cell receptors

For a complete list of videos, visit our video library