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

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 74 times)

xclash

  • Hero Member
  • *****
  • Posts: 681
on: Aug 27, 2018
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
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

A


xclash

  • Member
  • Posts: 681
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

bigcheese9

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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).

Men and women work the same number of hours a week, but men spend more time on paid work, and women ... Men and women work the same number of hours a week, but men spend more time on paid work, and women ...
If P(x,- 3/7) on the unit circle,x can be written as ± r sqrt s / t , r is ≠ 1. The value of ... If P(x,- 3/7) on the unit circle,x can be written as ± r sqrt s / t , r is ≠ 1. The value of ...
What is the total number of valence electrons in a silicate ion, SiO32-? What is the total number of valence electrons in a silicate ion, SiO32-?
Plot showing the number of genes on each human chromosome Plot showing the number of genes on each human chromosome
The potential involvement of colchicine in doubling the chromosome number The potential involvement of colchicine in doubling the chromosome number
Copy-number variants Copy-number variants
Video: Integumentary Anatomy

For a complete list of videos, visit our video library