6g...........3g..........1,5g........0,75g
0d..........14d.........28d.........42d
After 42 days 0,75g of Phoshorus-32 will remain.
Answer:
Fossils could be anything dug up from the ground, including crystals or human artifacts, but some of these objects aren't organic. Among the ones that were organic, they turned into a recognizable resemblance to living organisms.
Explanation:
there you go
a. the distance light travels in one earth year
