![A normal carbon atom has 6 neutrons, and carbon-12 has 6 neutrons, so how is carbon-12 an isotope? - Quora A normal carbon atom has 6 neutrons, and carbon-12 has 6 neutrons, so how is carbon-12 an isotope? - Quora](https://qph.cf2.quoracdn.net/main-qimg-029d7799a01bb257ef3c50136bf3cfdc.webp)
A normal carbon atom has 6 neutrons, and carbon-12 has 6 neutrons, so how is carbon-12 an isotope? - Quora
![Atomic Mass Standard mass unit is derived from carbon 12 Atomic mass unit – the mass equal to 1/12 the mass of one Carbon 12 atom. - ppt download Atomic Mass Standard mass unit is derived from carbon 12 Atomic mass unit – the mass equal to 1/12 the mass of one Carbon 12 atom. - ppt download](https://images.slideplayer.com/16/5098550/slides/slide_2.jpg)
Atomic Mass Standard mass unit is derived from carbon 12 Atomic mass unit – the mass equal to 1/12 the mass of one Carbon 12 atom. - ppt download
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