Density equals Mass/Volume. The equation for this problem would be 1.62 kg/205 mL. If it’s easier, this can be converted to 1620 g/205 mL. The answer would be 7.902 (rounded to the nearest thousandth). Good luck!
That it’s the power house and only hold protons and neutrons.
Answer: They are both non polar molecules compounds although water is a polar molecule compound. There are no significant attractions.