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V125BC [204]
2 years ago
9

This is needed to do work,change position,or move matter

Chemistry
1 answer:
Vlad1618 [11]2 years ago
7 0
What is this subject it’s sorta hard to understand the question
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What is the pH of a solution with an H3O+ concentration of 5.67 x 10-4 M?
Valentin [98]

Answer:

<h2>3.25 </h2>

Explanation:

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

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

From the question we have

ph =  -  log(5.67 \times  {10}^{ - 4} )  \\  = 3.2464

We have the final answer as

<h3>3.25 </h3>

Hope this helps you

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2 years ago
Three radioisotopes are being discussed in a chemistry class. Technetium-99m has a half-life of 6 hours. Rubidium-87 has a half-
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5 0
3 years ago
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Select the correct electron configuration for Boron. (Atomic Number 5) 1s 22s 12p 2 1s 22s 3 1s 32s 12p 1 1s 22s 22p 1
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3. How does<br> photosynthesis affect<br> your daily life?
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Answer:

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Explanation:

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What is the mass of 21.7 moles of Al(NO3)3?
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