Chemistry, 05.05.2020 08:30 valdezangie10
Cathodic protection of a metal pipe against corrosion usually entails .
Options:
A. attaching an active metal to make the pipe the anode in an electrochemical cell.
B. coating the pipe with another metal whose standard reduction potential is less negative than that of the pipe.
C. attaching an active metal to make the pipe the cathode in an electrochemical cell.
D. attaching a dry cell to reduce any metal ions which might be formed.
E. coating the pipe with a fluoropolymer to act as a source of fluoride ion (since the latter is so hard to oxidize).
Answers: 2
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The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide
Answers: 3
Cathodic protection of a metal pipe against corrosion usually entails .
Options:
A. att...
Options:
A. att...
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