69) Metals can be prevented from rusting by A\rbrack connecting iron to more electropositive metal cathodic protection b) connecting iron to more electropositive metal anodic protection c) connecting iron to less electropositive metal anodic protection D\rbrack Connecting iron to less electropositive metal cathodic protection

69) Metals can be prevented from rusting by A\rbrack connecting iron t

1.	69) Metals can be prevented from rusting by A\rbrack connecting iron to more electropositive metal cathodic protection b) connecting iron to more electropositive metal anodic protection c) connecting iron to less electropositive metal anodic protection D\rbrack Connecting iron to less electropositive metal cathodic protection
Answer» 69) Metals can be prevented from rusting by A\rbrack connecting iron to more electropositive metal cathodic protection b) connecting iron to more electropositive metal anodic protection c) connecting iron to less electropositive metal anodic protection D\rbrack Connecting iron to less electropositive metal cathodic protection