I need this answered asap
...
Answers: 1
Mathematics, 21.06.2019 14:00
Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)
Answers: 3
Mathematics, 21.06.2019 14:30
Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12
Answers: 2
Mathematics, 21.06.2019 17:00
Need this asap if anyone can i would be very grateful. if you could show workings that would really
Answers: 1
Mathematics, 21.06.2019 20:00
Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12
Answers: 1
History, 17.09.2019 05:30
Geography, 17.09.2019 05:30
Mathematics, 17.09.2019 05:30
Mathematics, 17.09.2019 05:30
History, 17.09.2019 05:30
Biology, 17.09.2019 05:30
Mathematics, 17.09.2019 05:30
English, 17.09.2019 05:30
Health, 17.09.2019 05:30
English, 17.09.2019 05:30