A Titration Reached the Equivalence Point When 16

question 8

Multiple Choice

A titration reached the equivalence point when 16.1 mL of was added to of NaOH (aq) of unknown concentration.What is the concentration (M) of this unknown NaOH solution?

• A)0.561
• B)80.8
• C)0.280
• D)0.140
• E)3.21

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Definitions:

Single Covalent

A type of chemical bond where two atoms share one pair of electrons.

Ionic Bond

A chemical bond formed between two ions with opposite charges through the transfer of electrons from one atom to another.

Triple Covalent

A type of chemical bond where three pairs of electrons are shared between two atoms.

Hydrogen Bond

An unstable linkage between two molecules due to the electrostatic force acting between a proton within one molecule and an electronegative atom in the other.