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Can we render the charge on the electrons as -1.05? Using -1.1 gives a nonzero sum, and the significant digits rule for additive quantities is to round them to the same power of ten. Olthe3rd1 ( talk) 18:22, 12 May 2019 (UTC) reply

I changed the writing now, but the original reflected the source. Hoping that balancing is not OR. Actually now I have found the supplementray information has a calculation with more sig figs. Graeme Bartlett ( talk) 22:49, 14 May 2019 (UTC) reply