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
EleoNora [17]
2 years ago
13

What is the pH of a solution in which [H 3O +] = 3.8 × 10 -8 M?

Chemistry
1 answer:
7nadin3 [17]2 years ago
4 0

Answer:

<h3>The answer is 7.42 </h3>

Explanation:

The pH of a solution can be found by using the formula

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

From the question we have

pH =  -  log(3.8 \times  {10}^{ - 8} )  \\  = 7.420216...

We have the final answer as

<h3>7.42 </h3>

Hope this helps you

You might be interested in
The methylene chloride solution is filtered through sodium sulfate to:
Vlad [161]

Answer:

C. Dry the methylene chloride by removing water

Explanation:

Anhydrous sodium sulfate is known for its high capacity to absorb water, for this reason it is widely used in laboratories as a drying agent.

Sodium sulfate is a neutral molecule so it cannot be used to neutralize and is very stable, so it is difficult to precipitate organic molecules.

5 0
2 years ago
Why both men and women could become victims of violence
ycow [4]
Because some people don't care if your a man or a woman they'll still try to harm you which is wrong cause i don't see why people have to kill each other but they do its out of bad habit and its also what they choose in life some people choose to be murders and some choose to go to work and have a family instead of being in jail for the rest of your life unless your sentenced to death. But some people don't understand a lot of things but i do well some but i do know this that when people kill someone they may feel bad but sometimes they don't they feel happy and wanna do it again so they run and try not to get caught. but life isn't fair but lets hope that the world will come around again if it ever does but its always gonna be on the news that someone is murdered.
3 0
3 years ago
A teardrop-shaped hill that points the direction a glacier has flowed is a:
mote1985 [20]
The answer is A Drumlin

3 0
3 years ago
Read 2 more answers
Why is it called alkaline battery?
Delicious77 [7]
Alkaline battery are a type of primary battery dependent upon the reaction between zinc metal and manganese dioxide.
The alkaline battery gets its name because it has an alkaline electrolyte of potassium hydroxide, instead of the acidic ammonium chloride or zinc chloride electrolyte of the zinc-carbon batteries.
5 0
3 years ago
In your own words, summarize the steps you took to complete the lab. Explain what the test (independent) variable was, and what
alexira [117]
We can’t answer this question without any information. There is no explanation of the lab, nor is there any data.
5 0
3 years ago
Other questions:
  • Explain the difference between reflection and refraction
    13·2 answers
  • __2. Which characteristic does NOT apply to all living things?
    7·2 answers
  • 2.5 moles of sodium chloride is dissolved<br> to make 0.050 liters of solution.
    9·1 answer
  • What would happen to the atom calcium if you added 3 protons?
    11·2 answers
  • One of the hopes for solving the world's energy problem is
    12·1 answer
  • For the reaction below, determine the standard free energy change, δg o. cu(s) + sn2+(aq) → cu2+(aq) + sn(s) e o cell =–0.48 v v
    6·1 answer
  • What is the molar concentration of [H3O+] in a cola that has a pH of 3.120?
    5·1 answer
  • Hello, I really need help in this. I don't understand. :(
    11·2 answers
  • SF3 VSEPR model (Help Please)
    9·1 answer
  • Using salt (NaCl)<br> as an<br> example-how are elements &amp; compounds different?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!