Answer:
The star is a special star
Explanation:
it is a binary star it is dominated by a luminous main sequence of star! it has a magnitude of -1.46. Sirius A's apparent bright ness can be attributed both to its inherited luminosity! 20 times that of thr sun anf its proximity. At just 8.7 Light years away sirius is the seventh closest star to earth.
<span> a. carbon-14 b. phosphorus-32 c. potassium-40 d. rubidium-87
d</span>
C......…..……...............
In order to float the demsoty of the floating obkect must be lower then the liquid it is in. the only one that works for is Citric acid