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

Author Question: A ball dropped from the top of a building hits the ground 9.0 s later. How high is the building (in ... (Read 106 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
on: Jul 28, 2018
A ball dropped from the top of a building hits the ground 9.0 s later. How high is the building (in meters)?

Question 2

How many atoms are in 1.00 mol of Mg?
 a. 24.3
  b. 6.02  1023
  c. 24.3  6.02  1023
  d. 24.3  1023


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jul 28, 2018
Answer to Question 1

400 m (rounded to two significant figures)

Answer to Question 2

b


silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
Reply #2 on: Jul 28, 2018
Thank you!


brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

From high cotransduction frequencies, close linkage is inferred From high cotransduction frequencies, close linkage is inferred
Deconvolution fluorescence microscopy yields high-resolution optical sections th Deconvolution fluorescence microscopy yields high-resolution optical sections th
The primary ignition system is used to trigger and therefore create the secondary (high-voltage) ... The primary ignition system is used to trigger and therefore create the secondary (high-voltage) ...
High school students shopping at the mall High school students shopping at the mall
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
Video: Glucagon (glycogenolysis and gluconeogenesis)

For a complete list of videos, visit our video library