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1. 2Na + 2H2O 2NaOH + H2 calcular el nmero de unidades de reactivo en exceso que quedan cuando reaccionan 106 tomos de Na y

1. 2Na + 2H2O 2NaOH + H2

calcular el nmero de unidades de reactivo en exceso que quedan cuando reaccionan 106 tomos de Na y 98 molculas de H2O?

2. 2Al + 3Cl2 2AlCl3

calcular el nmero de unidades de frmula de AlCl3 que se forman cuando reaccionan 56 tomos de Al y 96 molculas de Cl2?

3. 2NBr3 + 3NaOH N2 + 3NaBr + 3HOBr

calcular el nmero de unidades de frmula de NaBr que se forman cuando reaccionan 66 molculas de NBr3 y 90 unidades de frmula de NaOH?

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