Answer:
Step-by-step explanation:
Answer is 7/3
After 2.0 years, the 4.0 mg sample decays to 2.0 mg.
After another 2.0 years (total 4.0 years), the 2.0 mg sample decays to 1.0 mg.
And after another 2.0 years (total 6.0 years), the 1.0 mg sample decays to 0.50 mg.
So it takes 6.0 years for 4.0 mg to decay to 0.50 mg.
8,991 which is the product of 999 times 9
Answer:
first
Step-by-step explanation:
half of right angle
Answer:
d
Step-by-step explanation:
