What is an atom? A- the smallest particle of an element. B- the negatively charged particle found in a cloud. C- the densely pac
ked center of an element. D- An energy level with positive and negative charges
2 answers:
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Answer:
2.8g/cm³
Explanation:
Given parameters:
Mass of cube = 42g
Volume of cube = 15cm³
Unknown:
Density of the cube = ?
Solution:
Density is defined as the mass per unit volume of a substance. It is mathematically expressed as:
Density =
So;
Density = = 2.8g/cm³