a. A first order decomposition reaction has a half-life of 90yr. What percentage of the original amount
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a. A first order decomposition reaction has a half-life of 90yr. What percentage of the original amount is left after 108year?
b. In the microscopic view of electrical conduction in a copper wire, electrons are accelerated by an electric field and then collide with metal atoms after traveling about 3.8×10^-8 m.
**Part A:
If an electron begins from rest and is accelerated by a field of 0.080 N/C, what is its speed when it collides with a metal atom?
Transcribed Image Text:
I Review In the microscopic view of electrical conduction in a copper wire, electrons are accelerated by an electric field and then collide with metal atoms after traveling about 3.8 x 10 m Part A If an electron begins from rest and is accelerated by a field of 0.080 N/C. what is its speed when it collides with a metal atom2 Express your answer to two significant figures and include appropriate units. O DI ? Value Units I Review In the microscopic view of electrical conduction in a copper wire, electrons are accelerated by an electric field and then collide with metal atoms after traveling about 3.8 x 10 m Part A If an electron begins from rest and is accelerated by a field of 0.080 N/C. what is its speed when it collides with a metal atom2 Express your answer to two significant figures and include appropriate units. O DI ? Value Units
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