Answer:
<h3>Theanswer is 6 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>6 moles</h3>
Hope this helps you
3 Mg, 0 Fe2O3, 3MgO, 2 Fe
Neutrons have no electrical charge.
Answer:
This is true. A hot glass does look the same as a cold glass. Glass won't change its look if it's below 648 degrees Celsius.
Answer:
i would say the the first 1
Explanation: