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Gre4nikov [31]
3 years ago
14

- A beam of electrons has.....

Chemistry
1 answer:
adelina 88 [10]3 years ago
3 0

Answer:

(C) Both of these

Explanation:

A beam of electrons has both of these Wave properties and Particle properties.

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one mole of P weights about 31 grams

in one mole there are 6.022*10^23 atoms

we use the rule of threes

6.022*10^23atoms......weight..........31 grams

3.45*10^23 atoms.........weight...........x grams

x=(3.45*10^23*31)/6.022*10^23

x=106.95/6.022=<u><em>17.76 grams</em></u>

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