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Physics

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if 82.5 g of potassium sulfide react, how many moles of K2S react

Answer :

caramoscruz caramoscruz

Today at 3:06 AM

One mole of K2S = 110.27g, so 3.3 moles K2S=363.89 g

First find the molar mass of K2S:
K2 x 39.10 = 78.20
S1 x 32.07= 32.07

78.20 + 32.07 = 110.27g

3.3 moles K2S x 110.27g/mol = 363.89g

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