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, 22.06.2019 04:10
Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward
Answers: 3
Physics, 22.06.2019 16:30
Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.
Answers: 1
Physics, 22.06.2019 18:00
Acid precipitation chemically weathering a 5.0-kg limestone rock . which coukd be the result ?
Answers: 1
Which describes why radioisotopes can be used as tracers in studying the biological and chemical pro...
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