2007-05-25 04:49:08 · 9 answers · asked by David B 1 in Science & Mathematics ➔ Chemistry
Easy, chemists. David's just bored. He also just posted "What's 2 + 2?"
David honey, why don't you go clean your room?
2007-05-25 05:09:04 · answer #1 · answered by chemmie 4 · 1⤊ 0⤋
2
2007-05-25 12:26:58 · answer #2 · answered by rana h 2 · 0⤊ 0⤋
4. A helium nucleus contains 2 protons and 2 neutrons.
2007-05-25 11:53:25 · answer #3 · answered by JLynes 5 · 0⤊ 0⤋
4 for the most common isotope
helium 3 exists also but less common
2007-05-25 13:09:52 · answer #4 · answered by maussy 7 · 0⤊ 0⤋
Sheesh! Do your own research. No wonder kids today know nothing.
2007-05-25 11:53:27 · answer #5 · answered by Anonymous · 1⤊ 0⤋
4.0026
I don't know why ask on here, all I did was go search and boom had the answer in seconds..
2007-05-25 11:58:05 · answer #6 · answered by xyz 6 · 0⤊ 0⤋
its 4...
just google it, came up first answer.... saves your points!
2007-05-25 12:09:27 · answer #7 · answered by Anonymous · 0⤊ 0⤋
4.00260 amu
2007-05-25 11:54:13 · answer #8 · answered by Chris 2 · 0⤊ 0⤋
4 amu=4 *{1.6*(10)^(-27)}kg...
2007-05-25 11:53:57 · answer #9 · answered by Anonymous · 0⤊ 0⤋