Respuesta :

Papreso

Answer:

4.2

Explanation:

for every 1 mol of C₂H₆ that reacts thrice the number of moles of H₂O are produced therefore when 1.4 mol of C₂H₆ reacts - 3 x 1.4 = 4.2 mol of H₂O are produced the answer is 4.2 mol.

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