kthuff2001 kthuff2001

06-06-2018
Chemistry

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U-238 has _____ protons and 146 neutrons

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Porshia Porshia

06-06-2018

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

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