What is a fuel cell?

The principles of electrochemistry are applied in fuel cells, corrosion and metal/mineral processing, (a) The following questions are based on a fuel cell: (1) What is a fuel cell? (ii) What type of electrochemical cell is a fuel cell? (iii) For a fuel cell, write the balanced half reactions at the cathode and the anode as well as the overall balanced reaction including state symbols. (b) Consider the following diagram of a drop of water on a piece of iron that is being protected from corrosion by magnesium: Water containing dissolved oxygen Iron Magnesium (1) Give the name of the specific technique that is used to protect iron from corrosion illustrated in the diagram (ii) Briefly explain the principle behind the type of technique that is used to protect iron from corrosion mentioned in part (i).

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Distinguish between a scientific theory and a hypothesis.

What are the seven characteristics that all living things share? Give examples of each characteristic (try to come up with new examples not found in the bookl). What are cells?….

Design a Chat application using python which has the following features

Design a Chat application using python which has the following features: Message, n, Message o Client Side User given parameters: IP address, port number, Username Note: any one is able….

What is the condition for this strategy to be successful?

Harvest Corp currently competes in a duopoly. The market price is $40, and Harvest’s annual profit is $40 million. If Harvest were the only firm in the market, Harvest could….