Mathematics, 24.11.2020 05:30 ginocousins06
The half-life of Sodium-24 is 15 hours, and the half-life of Francium-223 is 22 minutes. How long will it take for a 200 g sample of Sodium-24 to decay to 25 g? please solve!! thank uuu
Answers: 2
Mathematics, 21.06.2019 22:30
My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?
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Mathematics, 22.06.2019 00:50
Solve the problem by using a venn diagram a group of students were surveyed about their taste in music.they were asked how they like three types of music: rock, country western and jazz.the results are summarized below: no one dislikes all three types of music.six like all three types of music.eleven don’t like country western.sixteen like jazz.three like country western and jazz, but not rock.six don’t like rock.eight like rock and country western.seven don’t like jazz.how many students were surveyed?
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Mathematics, 22.06.2019 01:10
Of jk j(–25, 10) k(5, –20). is y- of l, jk a 7: 3 ? a. –16 b.–11 c. –4 d.–1
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The half-life of Sodium-24 is 15 hours, and the half-life of Francium-223 is 22 minutes. How long wi...
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