subject
Mathematics, 10.05.2021 05:20 sierravick123owr441

If you have 100 grams of a radioactive isotope with a half-life of 10 years: How much of the isotope will you have left after 40 years

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 20:30, cogger9348
3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.
Answers: 1
image
Mathematics, 22.06.2019 01:00, aatharris21
Azul has 4 green picks and no orange picks. you add orange picks so that there are 2 orange picks for every 1 green pick. how many picks are there now.
Answers: 1
image
Mathematics, 22.06.2019 03:50, dekarouh
The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?
Answers: 2
image
Mathematics, 22.06.2019 04:30, Sparkledog
There are a total of 75 students in the robotics club and the science club. the science club has 11 more students than the robotics club. how many students are in the science club?
Answers: 2
You know the right answer?
If you have 100 grams of a radioactive isotope with a half-life of 10 years: How much of the isotope...

Questions in other subjects:

Konu
Mathematics, 18.12.2020 21:00
Konu
Chemistry, 18.12.2020 21:00