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 19:00
To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36
Answers: 1
Mathematics, 21.06.2019 23:00
Who long does it take to drive 150 miles at 45 miles per hour
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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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