Answer:
<h3>The answer is 0.25 moles</h3>
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>0.25 moles</h3>
Hope this helps you
Germanium (Ge) has properties that are similar to silicon.
I think the answer is <span>PCl5 + 4H2O → 5HCl + H3PO4
</span>
The answer is B, sodium is an element.
Answer: 39.948 grams
Explanation:
The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles Ar, or 39.948 grams