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OpenStudy (anonymous):
Which metal will displace hydrogen form aqueous solutions of acids but not from cold water? a)calcium b)copper c)sodium d)zinc
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OpenStudy (anonymous):
zinc
OpenStudy (anonymous):
Please Explain it joeywhite
OpenStudy (anonymous):
calcium will displace hydrogen from aqueos acid and water copper will not dispace hydrogen from either sodium - as for calcium zinc displaces hydrogen from acid but not from water
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