Answer:
<h2>6.64 moles</h2>
Explanation:
To find the number of moles in a substance given it's number of entities we use the formula

where n is the number of moles
N is the number of entities
L is the Avogadro's constant which is
6.02 × 10²³ entities
From the question we have

We have the final answer as
<h3>6.64 moles</h3>
Hope this helps you
It is a. oxidation-reduction
We’re going to use the mass percent formula shown below:
For the percent by mass N, we’re going to rewrite the equation as:
98% (271 ratings)
View Complete Written Solution
Problem Details
Calculate the mass percent composition of nitrogen in each nitrogen-containing compound:
c. NO2
This is because it is found in the cytosol, does not involve oxygen, and is present in most organisms.
<em>Hope this helped! :)</em>