Mathematics, 12.10.2019 12:30 minixkevon
Urgent
fluorine-20 has a half-life of 11 seconds. identify the amount of fluorine-20 left from a 25 gram sample after 55 seconds.
a 0.78125 g
b 78125 mg
c 0.6352 g
d 7.8124 g
Answers: 2
Mathematics, 21.06.2019 23:30
Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7
Answers: 1
Mathematics, 22.06.2019 02:00
Hassan bought a package of tofu. the temperature of the tofu was 14° celsius when hassan put the package into the freezer. he left the tofu in the freezer until it reached –19° celsius. which expressions explain how to find the change in temperature, in degrees celsius, of the package of tofu? select three that apply.
Answers: 1
Urgent
fluorine-20 has a half-life of 11 seconds. identify the amount of fluorine-20 left fro...
fluorine-20 has a half-life of 11 seconds. identify the amount of fluorine-20 left fro...
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