Energy Release Quick Check?

Q1. The element radium has a mass number of 226...

138

Q2. Which phrase describes transmutation?
the conversion of an atom of one element into a different element through nuclear changes

Q3. Which statement about the balanced equations...
A nuclear equation is balanced according to mass number. A chemical equation is balanced according to the total mass before and after the change.

Q4. Polonium has a mass number of 212...
82

Q5. Which statement best explains why mass is not conserved...
Some of the matter is converted to energy.

ColoCAM is 100% right

Thanks so much ColoCAM! 5/5

colo is right till this day

Honors Chemestry...'s answers are 100% correct, thank u sm

still right

Just a quick check to see whether you're trying to cheat

Yep.