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18-02-2021
Chemistry

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how many moles are in 1.2 x 10^26 molecules of calcium hydroxide

Respuesta :

18-02-2021

Answer:

199.26 or with sig figs 2.0 x 10^2

Explanation: you take the # of molecules and divide it by avagadros number which is 6.022141 x 10^23

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