Mathematics, 31.07.2019 23:30 googoo4
The half-life of a radioactive substance is the average amount of time it takes for half of its atoms to disintegrate. suppose you started with 200 grams of a substance with a half-life of 3 minutes. how many minutes have passed if 25 grams now remain? explain your reasoning.
Answers: 1
Mathematics, 21.06.2019 22:30
The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?
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Mathematics, 21.06.2019 22:30
What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)
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Mathematics, 21.06.2019 23:10
Point s lies between points r and t on . if rt is 10 centimeters long, what is st? 2 centimeters 4 centimeters 6 centimeters 8 centimeters
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Mathematics, 22.06.2019 00:00
Yvaries directly as x. y =90 when x=6. find y when x=13
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The half-life of a radioactive substance is the average amount of time it takes for half of its atom...
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