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Energy & Matter in Chemical Change
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Total cards: 2•Content version: v4•Public deck•Updated: 8/1/2026
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#1
Front (Question)
Isotope Notation
Back (Answer)
A A= mass X X=symbol Z Z=protons/electrons Eg. 64 # p+= 29 Cu # e- = 29 29 # n 0 = 64-29= 35
#2
Front (Question)
Isotopes
Back (Answer)
-Has the same number of protons and electrons but different number of neutrons