Answer:
<h2>23.33 g/mL</h2>
Explanation:
The density of a substance can be found by using the formula

From the question we have

We have the final answer as
<h3>23.33 g/mL</h3>
Hope this helps you
Volatility is a chemical property. The other ones are chemical properties
Answer:
Across a row, atomic radii decreases.
Explanation:
It decreases because nuclear charge increases across a row, electrons are added to the same shell and shielding remains constant. Therefore the outer electrons are more attracted to the nucleus making the atom smaller.
<span>Conductor, and there you go, i hope this helped but if its wrong, i am extremly sorry</span>