luisanavarrogarcia
18.02.2021 •
Mathematics
Phosphorus-32 (P-32) has a half-life of 14.2 days. If 150 g of this substance are present initially, find the amount Q present after t days. (Round your growth constant to four decimal places.)
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Ответ:
35
Step-by-step explanation:
take no. of red footballs be 4x and yellow footballs be 3x
4x=20, x=5
=> 3(5)= 15
total no. of footballs= 20+15= 35