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Chemistry

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Alden Kling

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2y ago
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Cards in this guide (13)
What is a solution

A liquid with something dissolved in it

What is the charge on the polyatomic ion cyanide

The charge on the polytomic ion cyanide is -1.

What kind of information do unit conversions give

unit conversions give an equal amount but with other units

What does percent composition tell you about a molecule

It tells you how much of a molecule is made up of each element. - APEX

Which of the following would be useful for converting gmol to gL

molarity

Which element is the reducing agent in a redox reaction

The reactant that has the atom that gets oxidized

What happens in a reduction

An element gains one or more electrons

What reaction shows a compound breaking apart into separate substances

Decomposition reaction

What is the best definition of a physical change

Answer this question… Which of the following is the best definition of a physical change?

What is the complete ionic equation for h2so4aq cai2aq caso4s 2hiaq

For Apex: 2H+ + SO42- + Ca2+ +2I- -> CaSO4 + 2H+ + 2I-

What represents the mass of 1 molecule of sh2

34.1 amu

Where are all the products of a hydrocarbon combustion reaction

The products of the hydrocarbon combustion are water and carbon dioxide.

Which o fthe following represents a physical change

Phase change - apex

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