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Chemistry

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Rosalinda Blick

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4y ago
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Cards in this guide (13)
What is the basic unit of chemistry

The atom

How is stoichiometry used

Stoichiometry is used to find the molar ratios between the reactants of a chemical reaction.

What makes balancing redox reactions different from balancing other reactions

Balancing redox reactions is different from balancing other reactions because both the number of atoms and the amount of charge must be balanced.

What happens at the cathode in an electrolytic cell

Reduction occurs at the cathode in an electrolytic cell.

Which is the least likely to be reduced

Mg2+

What characteristics indicates that an atom is unstable

by creating very strong bonds

What is the overall voltage for a redox reaction with the half reactions Mg s -- Mg2 plus plus 2e- and Cu2 plus -- Cu s

The overall voltage for a redox reaction with the half reactions Mg s -- Mg2 plus plus 2e- and Cu2 plus -- Cu is 76 V.

All life on earth is ultimately dependent on what

The sun for energy

Similar scientific themes are seen in what areas of science

In all areas of science

Which of the following statements describes electromagnetism

Magnetism can create electricity, and electricity can create magnetism.

In which step of the four stroke engine cycle does the heat from the combustion reaction cause the pistons to move

combustion and expansion

What is one way forces act on a atoms

Forces causes bonds to form

Which is the most likely to be reduced

something about "native" should be ur answer..apex

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