Answer:
i think that the answer might be be C. one day. because it last about 4 to 6 hours
Answer:
1600 years half life
3200/1600 is 2 half lifes
first half life takes the sample to 1/2 it's original amount and the second takes it to 1/4 of it's original amount
so 1/4*7gm is 1.75gm
Explanation:
It’s the velocity to the trex then divided by pie to get 8.3
Answer: polar ice reflecting the Sun's light back toward space
Well if we don't recycle paper and use it up too fast, more trees would be chopped down, which is not good for the environment. Plastic can be dangerous and release toxic chemicals so we have to handel it well. Btw, what grade are you in?
