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

Author Question: A thimble of water contains 4.0 1021 molecules. The number of moles of H2O is: A) 2.4 1045 B) ... (Read 122 times)

joblessjake

  • Hero Member
  • *****
  • Posts: 555
on: Aug 27, 2018
A thimble of water contains 4.0  1021 molecules. The number of moles of H2O is:
 
  A) 2.4  1045
  B) 6.6  10-3
  C) 6.6  10-23
  D) 2.4  1023
  E) 2.4  10-23

Question 2

How many isomeric alcohols exist with the formula C4H10O ?
 
  A) 4
  B) 1
  C) 2
  D) 3
  E) 5


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Athena23

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

A


joblessjake

  • Member
  • Posts: 555
Reply 2 on: Aug 27, 2018
Excellent

amandalm

  • Member
  • Posts: 306
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Water striders serve as a model organism for the study of sexual conflict between males and females. Water striders serve as a model organism for the study of sexual conflict between males and females.
Chinese Water Deer (Hydropotes inermis inermis) at the Whipsnade Zoo. Chinese Water Deer (Hydropotes inermis inermis) at the Whipsnade Zoo.
Plains zebra are highly dependent on water. Plains zebra are highly dependent on water.
Effect of extracellular osmolarity on water movement across a plasma membrane Effect of extracellular osmolarity on water movement across a plasma membrane
Changes in chromosome number Changes in chromosome number
Water-based Diseases Water-based Diseases
Video: Hip Animation

For a complete list of videos, visit our video library