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
yKpoI14uk [10]
3 years ago
11

What is the [h3o ] for a solution of seawater at 25°c that has a ph of 8.3?

Chemistry
1 answer:
Kipish [7]3 years ago
6 0
PH of solution at 25ºC = 8.3

[ H_3O^+] = 10 ^{-pH}

{H_3O^+] = 10 ^{-8.3}

[H_3O^+] = 5.011*10^{-9}  M

hope this helps!
You might be interested in
The calvin cycle and the krebs are referred to as cycles of chemical reactions because they
Schach [20]

Answer:

The options are

a. occur inside organelles. b. start over continually. c. are part of the carbon cycle. d. allow energy to flow in ecosystems.

The answer is b. Start over continually

Explanation:

The two cycles involves a continuous process as long as the reactants are present under suitable conditions. The cycle happens all the time due to it being necessary to produce important products all the time for the body system.

A good example involves the existing Carbon dioxide and water reacting together to get converted into substance that could provide energy (ATP and NADH) such as Glucose.

8 0
3 years ago
What is magnesium oxide (A) a molecular compound with properties different from magnesium or oxygen (B) a molecular compound wit
Kruka [31]
Try out answer C magnesium oxides melting point is almost 5 times higher than magnesium
5 0
3 years ago
What is most likely to refract a beam of light ?
Lorico [155]

Answer:

change in speed

Explanation:

if a substance causes the light to speed up or slow down more, it will refract more.

3 0
3 years ago
How many atoms are in 1 mole of Carbon tetrachloride?
lesantik [10]

Answer:

There is one carbon atom in every carbon tetrachloride molecule, which means that there is an equal number of carbon atoms to carbon tetrachloride molecules. 5.089 x 1022 atoms of C.

Explanation:

Hope this helped, Have a Wonderful Day!!

3 0
3 years ago
An object has a density of 20.00 g/mL. If the object has a volume of 50.00 mL, what is its mass?
LuckyWell [14K]

Answer:

<h3>The answer is 1000 g</h3>

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

<h3>mass = Density × volume</h3>

From the question

volume of object = 50 mL

density = 20 g/mL

We have

mass = 20 × 50

We have the final answer as

<h3>1000 g</h3>

Hope this helps you

5 0
3 years ago
Other questions:
  • PLS help it is a timed test!
    6·1 answer
  • What are the key requirements for a good hypothesis?
    12·1 answer
  • Convert 2.8 pounds to kg
    10·2 answers
  • Determine the concentration of sulfuric acid that needed 47 mL of 0.39M potassium hydroxide solution to neutralize a 25 mL sampl
    11·1 answer
  • 9.
    11·2 answers
  • In a 5.609g of H20, how many molecules H20<br> arc<br> present?
    5·1 answer
  • Two mice have different parents. They both have the same protein for whisker thickness in their cells.
    10·1 answer
  • What is the electrolysis of water
    7·1 answer
  • (40) If a hypothesis is proven correct, a theory is formulated.<br><br> True or false
    10·1 answer
  • a vehicle accelerates with 0.4 m/s. calculate tue time taken by the vehicle to increase its speed from 20m/s to 40m/s.​
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!