« previous next »

Author Question: The average mass assigned to one atom of a naturally occurring element is referred to as a)the ... (Read 97 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?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater
Areas of Referred Pain, Posterior View Areas of Referred Pain, Posterior View
Properties of some naturally occurring RNA molecules Properties of some naturally occurring RNA molecules
Mass Wasting Triggers Mass Wasting Triggers
Consequences of a double exchange occurring between two nonsister chromatids Consequences of a double exchange occurring between two nonsister chromatids
Calculate the weighted-average cost of the following inventory purchases:DateQuantity ... Calculate the weighted-average cost of the following inventory purchases:DateQuantity ...
Video: Brief Summary on Photosynthesis - Animation

For a complete list of videos, visit our video library