Answer:
The right answer is "3 g".
Explanation:
Given:
Initial mass substance,

By using the relation between half lives and amount of substances will be:
⇒ 


Thus, the above is the correct answer.
Answer is A bc you can get electrocuted
I am pretty sure your answer are correct , from what I know. Good job!
Answer:
Answer: medium level profession can be defined as some one who has moved past entry level but isn't nearing the end . whereas high level profession means a person has moved past entry level and also has reached the end.
Answer:
D
Explanation:
I think but it is an better attempt than the other guy answer.