In vacuum, red light travels at a greater speed than blue light does. a. true b. false?
1 answer:
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Answer:
#_electrons = 2 10¹⁰ electrons
Explanation:
For this exercise we can use a direct rule of three proportions rule. If an electron has a charge of 1.6 10⁻¹⁹ C how many electrons have a charge of 3.2 10⁻⁹ C
#_electrons = 3.2 10⁻⁹ ( )
#_electrons = 2 10¹⁰ electrons