Question
Hard
Solving time: 4 mins
Even a small piece of matter has huge amount of charge A copper wire has mass . Knowing that molar mass of copper is and its atomic number is 29 , find (a) Total charge on all the protons in the wire. (b) The charge acquired by the wire if it loses of its total number of electrons.
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Text solutionVerified
(i) One mole atoms have a mass of .
(ii) Each atom has 29 electrons.
(iii)
Number of moles of in the wire
When of negative charge is removed, the wire acquires of positive charge.
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Question Text | Even a small piece of matter has huge amount of charge
A copper wire has mass . Knowing that molar mass of copper is and its atomic number is 29 , find
(a) Total charge on all the protons in the wire.
(b) The charge acquired by the wire if it loses of its total number of electrons. |
Topic | Electric Charges and Fields |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 145 |