azael2627 azael2627

08-10-2021
Chemistry

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Determinar los gramos de ácido clorhídrico que se requiere para preparar 500 ml de solución 0.2 M de ácido clorhídrico

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ItzMeÆXO ItzMeÆXO

08-10-2021

Answer:

m = 3.65 gram

Explanation:

ácido clorhídrico = HCl

M = m/Mr × 1000/mL

0.2 M = m/36.5 gr/mol × 1000/500 mL

0.2 M = m/36.5 gr/mol × 2

m/36.5 gr/mol = 0.2 M/2/L

m/36.5 gr/mol = 0.1 mol

m = 36.5 gr/mol × 0.1 mol

m = 3.65 gram

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