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Question Number 62923 by peter frank last updated on 26/Jun/19

	Answered by peter frank last updated on 27/Jun/19

	$Q = 8 C$ $t = 20 s$ $n o o f i o n Z n = ?$ ${Z n}^{2 +} + 2 e \to Z n$ $1 F = 96500 C$ $2 F = x$ $x = 2 \times 96500 C$ $f r o m$ $1 m o l e = 6.02 \times 10^{23} p a r t i c l e (i o n s)$ $2 \times 96500 C \to 6.02 \times 10^{23} i o n s$ $8 C \to y$ $y = 2.5 \times 10^{19} i o n s$ $n o o f i o n o f Z n = 2.5 \times 10^{19} i o n$ $I = \frac{Q}{t} = \frac{8}{20} = 2.4 A$
	Answered by peter frank last updated on 27/Jun/19

	$1) f r o m r e a c t i o n Z n$ ${Z n}^{2 +} + 2 e \to Z n$ $Q = I t = n e$ $n = \frac{Q}{e} = \frac{8}{1.6 \times 10^{- 19}} = 2.5 \times 10^{19}$
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