Oblicz mase atomowa miedzi wiedzac,ze miedz jest mieszanina izotopow.63 Cu-68,94%65 Cu- ?
M = ?
% Cu 63 = 68,94%
% Cu 65 = 31,06%
M = 63 * 68,94 % + 65 * 31,06 % / 100 %
M = 4343,22 + 2018,9 / 100%
M = 63,6212 ( w zaokrągleniu 64 u)
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M = ?
% Cu 63 = 68,94%
% Cu 65 = 31,06%
M = 63 * 68,94 % + 65 * 31,06 % / 100 %
M = 4343,22 + 2018,9 / 100%
M = 63,6212 ( w zaokrągleniu 64 u)