Physics, 03.11.2019 19:31 heavendl13
Which describes why radioisotopes can be used as tracers in studying the biological and chemical processes of plants?
a-the radioisotope is chemically identical to the nonradioisotope the plant normally uses.
b-the radioisotope is absorbed more quickly than the nonradioisotope the plant normally uses.
c-the radioisotope converts the nonradioisotope normally used by a plant into a radioisotope.
d-the radioisotope travels through the plant without participating in any chemical processes.
Answers: 1
Physics, 21.06.2019 23:30
Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?
Answers: 2
Physics, 22.06.2019 16:30
Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
Answers: 2
Physics, 22.06.2019 18:30
Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?
Answers: 3
Which describes why radioisotopes can be used as tracers in studying the biological and chemical pro...
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