bella122805
07.12.2019 •
Chemistry
Aradioactive sample has a half life of 1500 years. a sealed tube containing 1g of the sample will contain after 3000years.
(a) 1 g of the sample
(b) 0.5 g of the sample
(c) 0.25 g of the sample
(d) 0.00 g of the sample
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Ответ:
Ответ:
Ответ:
617.48
Step-by-step explanation:
SI = P x R x T / 100
SI = Simple Interest
P = Principal
R = Rate
T = Time
SI = 359 x 9 x 8 / 100
=> SI = 2872 x 9 /100
=> SI = 25848 /100
=> SI = 258.48
New Balance = Principal + Simple Interest
=> New Balance = 359 + 258.48
=> New Balance = 617.48