Question

How many moles are there in 235 grams of potassium thiosulfate pentahydrate? K2S2O3*5(H2O)

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Madelyn

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60 Answers

utilizar masas atómicas como
k = 39
S = 32
O = 16
alto = 1
masa molar de K2S2O3*5(H2O)
= (2 x 39) + (2 x 32) + (3 x 16) + 5 x (2 + 16)
= 78 + 64 + 48 + 90
= 280 gramos
Número de moles en 235 gramos de tiosulfato de potasio pentahidratado.
=\frac{235}{280}\aprox0.8393

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