Mathematics, 31.05.2021 02:50 alexis9658
1. How long will it take 426 grams of an element to decay to 51 grams if the half life is 87 days? Round to the nearest hundredth. Show all work. im bo. red. and stressed. anyone?
Answers: 1
Mathematics, 21.06.2019 17:00
There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y
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Mathematics, 21.06.2019 17:30
If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 ร 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)
Answers: 1
Mathematics, 21.06.2019 20:30
There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?
Answers: 3
1. How long will it take 426 grams of an element to decay to 51 grams if the half life is 87 days? R...
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