For a Chemical Reaction to Be Considered for Use in a Fuel

question 166

Multiple Choice

For a chemical reaction to be considered for use in a fuel cell, it is absolutely essential for the ________

• A)free-energy change to be negative.
• B)reactants to be solids.
• C)reactants to be liquids.
• D)reactants to be gases.
• E)free-energy change to be positive.

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Definitions:

Marking-To-Market

The accounting practice of updating the value of an asset to its current market level rather than its book value, typically used for financial instruments.

S&P 500 Index

An American stock market index based on the market capitalizations of 500 large companies having common stock listed on the NYSE or NASDAQ.

June Contract

A June contract refers to a futures contract or an options contract that expires in the month of June.

Marking To Market

This refers to the daily adjustment of accounts to reflect profits and losses in the value of securities.