Answer:
C. 579g
Explanation:
Use the formula Density= mass/ volume, make mass the subject of the formula and substitute the given values.
19.3g/cm3 is the density of gold
30cm3 is the volume for the piece of gold
<span>If Sudan III is added and a lipid is present, you would expect to see a red-stained oil layer on the surface</span>
Answer: Function
Explanation: The reason some objects or a process that occurred in a system that developed through natural selection.