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OpenStudy (anonymous):
how many electrons would it take to equal the mass of a proton using two significant figures
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OpenStudy (anonymous):
look up or google mass of both protons and electrons. Then divide the proton mass by the electron mass. Wikipedia says its around 1836 or 1800 in 2 sig figs http://en.wikipedia.org/wiki/Proton-to-electron_mass_ratio
OpenStudy (anonymous):
Thanks!
OpenStudy (anonymous):
np
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