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The half-life of iodine-123 is about 13 hours. You begin with 38 grams of iodine-123. (a) Write an equation that gives the amount of iodine-123, I, remaining after t hours. Write your answer in the form
answered
Oct 15, 2018
Mathematics
college
2
votes
180k
views
First right answer FOR BOTH gets brain
answered
Sep 11, 2018
Mathematics
middle-school
0
votes
228k
views
What for instruments are used to monitor faults?
answered
Sep 1, 2018
Chemistry
high-school
6
votes
133k
views
HELP ASAP with this question.
answered
May 4, 2018
Mathematics
middle-school
4
votes
106k
views
How many perpendiculars can we draw to a line from a given point outside the line? A. 3 B. 1 C. 2 D. 0
answered
Jan 15, 2018
Mathematics
college
3
votes
1.8k
views
In terms of political power, African Americans in the South during Reconstruction A. made great gains by winning political office throughout the North. B. decided not to participate in government because
answered
Nov 29, 2017
History
high-school
7
votes
232k
views
Which of the following is an equivalent form of the compound inequality . −44 > −2x − 8 ≥ −8?. . A. −2x − 8 > −44 and −2x − 8 ≥ −8. . B. −2x > −44 and −8 ≥ −8. . C. −2x − 8 < −44 and −2x − 8 ≤ −8. . D. −2x − 8 < −44 and −2x − 8 ≥ −8.
answered
May 30, 2017
Mathematics
high-school
4
votes
85.6k
views
How do you solve X+y=11 Xy=30
answered
Jun 9, 2016
Mathematics
high-school
3
votes
27.9k
views
What are the values of x and y that would make this equation true...2x-20i=8-(4y)i
answered
Dec 11, 2015
Mathematics
middle-school
5
votes
20.4k
views
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