Answer:
<h2>0.92 g/mL</h2>
Explanation:
The density of a substance can be found by using the formula

From the question we have
mass = 16.1 g
volume = 17.5 mL

We have the final answer as
<h3>0.92 g/mL</h3>
Hope this helps you
1.6726219 × 10-27 kilograms
(The -27 is a exponent)
Four electron shells cause both of them are on the 4th period.