Mathematics, 21.11.2019 07:31 Smitheyyy973
Element x is a radioactive isotope such that every 69 years, its mass decreases by half. given that the initial mass of a sample of element x is 4500 grams, how much of the element would remain after 7 years, to the nearest whole number?
Answers: 2
Mathematics, 21.06.2019 17:00
You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?
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Mathematics, 21.06.2019 17:30
The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?
Answers: 2
Mathematics, 21.06.2019 18:00
How many glue sticks are in a basket containing 96 scissors, if the ratio of glue sticks to scissors is 19 to 57.
Answers: 1
Element x is a radioactive isotope such that every 69 years, its mass decreases by half. given that...
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