Answer:
The answer is
<h2>0.307 g/cm³</h2>
Explanation:
The density of a substance can be found by using the formula

From the question
mass of box is 345 g
volume = 1125 cm³
The density of the object is

We have the final answer as
<h3>0.307 g/cm³</h3>
Hope this helps you
Carbonyl group contains oxygen atom.
<span>Surface tension is most prevalent in earth's most important compound, water. "Normal" water at ambient temperature has a high surface tension, but the addition of different chemicals can alter this. The relationship between the molecules affects the fluidity of the liquid and it's ability to support pressure</span>