(chatquestion)...Duus work funhion 190) of some mitals are ladiahon of waueleng th 30 nim fallo guen, on there metalo, ind the no. 4 metals show elecnic effect that photo etal Mg Cu 48|4-3||4チ163 |47S PH (ev) 2.4 2.3 2.2 3.7

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