1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lora16 [44]
3 years ago
8

What is the hydroxide ion concentration of a solution that has a pH of 8.57?

Chemistry
1 answer:
Inessa [10]3 years ago
4 0
Calculate the pOH first :

pOH =14-8.57=5.43

(OH)=10^-5.47
(OH)=3.72 x 10^-6 mol/L
You might be interested in
You put two open cans of soda on the table. You took one can from the refrigerator and the other from your car. When you open th
sladkih [1.3K]
The correct answer from the choices given is the last option. The can from the <span> car will lose the carbon more quickly because there are fewer solute–solvent collisions. The can in the car has a lower temperature than the one in the refrigerator. At low temperature, the solubility of carbon dioxide in the liquid decrease therefore particles would tend to be in the vapor phase and escape from the liquid.</span>
6 0
3 years ago
How many grams of kclo3 can be dissolved in 100 grams of water at 30 degrees Celsius
kondaur [170]
<span>The solubility of KClO</span>₃ : ( 10.1 / 100 g water ) at 30ºC

10.1 g ------------ 100 g ( H₂O )
    ? g ------------- 100 g ( H₂O )

Mass of KClO₃ :

100 * 10.1 / 100

1010 / 100 = 10.1 g of KClO₃

hope this helps!
8 0
3 years ago
The breaking down and changing of rocks at or near Earth's surface is called _____.
vodomira [7]
The answer is weathering
6 0
3 years ago
Read 2 more answers
How many significant figures does 0.005505 have
Viktor [21]

Answer:

it has six significant figures

8 0
3 years ago
An indicator was used to test a water solution with a pH of 12. Which indicator color would be observed?
juin [17]

Answer:

4) pink  phenolphthalein

Explanation:

5 0
3 years ago
Other questions:
  • Please help
    13·2 answers
  • A student made the lewis dot diagram of a compound shown. What is the error in the Lewis dot diagram?
    14·1 answer
  • An isotope of potassium with a half-life of roughly one billion years is often used in radioactive dating. This isotope decays t
    11·1 answer
  • Young's experiment is performed with light from excited helium atoms (λ = 496 nm). fringes are measured carefully on a screen 1.
    6·1 answer
  • The second-order diffraction for a gold crystal is at an angle of 22.20o for X-rays of 154 pm. What is the spacing between the c
    6·1 answer
  • What is the atmosphere
    12·2 answers
  • Help please!!!!
    14·1 answer
  • Indigenous rocks form by the cooling and hardening of melted rock.* True False​
    7·1 answer
  • Which pair of objects is experiencing the greatest gravitational force
    9·2 answers
  • How much energy does a photon of frequency 6 x 10^12 Hz have?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!