Answer:
<h2>Density = 1.67 g/mL</h2>
Explanation:
The density of a substance can be found by using the formula

From the question
mass = 50 g
volume = 30 mL
Substitute the values into the above formula and solve for the density
That's

Wr have the final answer as
<h3>Density = 1.67 g/mL</h3>
Hope this helps you
Answer:It is false
Explanation:
I took a quiz with this question in it and I chose true but I got it wrong
Answer: Sunlight.
Explanation:
Photochemical smog is formed when primary pollutants such nitrogen oxides and volatile organic compound (VOC) react with sunlight, forming a brown haze above cities.
Photochemical smog can only occur during the day.