U-238 has _____ protons and 146 neutrons

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asked Jun 3, 2019 71.9k views

1 Answer

Lucaboni · Answer 1 · 2019-06-08T20:50:03+0000

U-238
The number besides the U means its total molar mass. The molar mass of this element is 238
Molar mass= protons + neutrons
This means that 238= 146 + protons
Do 238 - 146
Answer is 92

U-238 has _____ protons and 146 neutrons

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