Answer:
1. 1.00(1/2)^151/30.2= 31.3 g
2. 24g-->1.4 g = 4 half-lives, so 4*5730= 22920 years
3. 64g-->2.0g = 5 half-lives, so 12.5/5= 2.5 hours
Answer: did you try using goog
Explanation:
And instead of use the arrow use a equal sign
Antheridia- is reproductive that produces MALE gametes. AND
Archegonia- is reproductive that produces LADIES gametes
Sand dunes or desert pavement