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I have a table showing proportional relationships and I don't know how to find ? x 4 10 12 y 6 15 ?
asked
Mar 16, 2017
Mathematics
middle-school
1
answer
1
vote
189k
views
Which radioisotopes have the same decay mode and have half-lives greater than hour? (1) Au-198 and N-16 (3) 1-131 and P-32 (2) Ca-37 and Fe-53 (4) Tc-99 and U-233
asked
May 14, 2016
Chemistry
high-school
2
answers
0
votes
117k
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