Answer:
V = 4/3 π r 3
Step-by-step explanation:
Hope this helps!!
The elements found in greatest abundance in the Earth include oxygen, silicon, aluminum, iron and calcium; these substances also make up the bulk of the moon. Although the moon is a<span>n airless world, it has large amounts of oxygen in the form of solid chemical compounds.</span>
Answer:
Because you didnt pay for brainly.
If you do, no adds :D
Its a lot easier to be honest
240 days is 4 times the half-life, which means that a sample of 1000 mg will decay to

after 240 days.