Mathematics, 09.03.2021 02:10 kiani46
Element X is a radioactive isotope such that every 23 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 80 grams, how much of the element would remain after 21 years, to the nearest whole number?
Answers: 2
Mathematics, 21.06.2019 14:00
What is the product of the radical expression. (7-2square root) (8+2 square root)
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Mathematics, 21.06.2019 17:30
Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?
Answers: 2
Mathematics, 21.06.2019 19:40
Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?
Answers: 1
Element X is a radioactive isotope such that every 23 years, its mass decreases by half. Given that...
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