This topic contains a solution. Click here to go to the answer

Author Question: The number 0.000001, is written in scientific notation as: A. 1 X 105 B. 1 X 106 C. 1 X 107 ... (Read 104 times)

xclash

  • Hero Member
  • *****
  • Posts: 681
The number 0.000001, is written in scientific notation as:
 
  A. 1 X 105
   B. 1 X 106
   C. 1 X 107
   D. 1 X 108

Question 2

A student prepared a stock solution by dissolving 20.0 g of KOH in enough water to make 150. mL of solution. She then took 15.0 mL of the stock solution and diluted it with enough water to make 65.0 mL of a final solution.
 
  What is the concentration of KOH for the final solution? A) 0.548 M
  B) 0.713 M
  C) 1.40 M
  D) 1.82 M



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jaygar71

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

B

Answer to Question 2

A




xclash

  • Member
  • Posts: 681
Reply 2 on: Aug 27, 2018
Wow, this really help


irishcancer18

  • Member
  • Posts: 310
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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.

For a complete list of videos, visit our video library