What is 2/5 divide by 3/4
2 answers:
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Answer:
The amount of sodium- 24 remain after 90 hours of decay is 8.90 gram
Step-by-step explanation:
Given as :
The amount of sodium-24 = 900 gram
The decay rate of sodium is 5 %
The time period for its decay = 90 hours
Or,
Or, Final value of sodium -24 = 900 g ×
Or, Final value of sodium -24 = 900 g ×
∴ Final value of sodium -24 = 8.899 gram
Hence The amount of sodium- 24 remain after 90 hours of decay is 8.90 gram Answer