Which Combination Will Produce a Precipitate

question 124

Multiple Choice

Which combination will produce a precipitate?

• A)NaC₂H₃O₂ (aq)and HCl (aq)
• B)NaOH (aq)and HCl (aq)
• C)AgNO₃(aq)and Ca(C₂H₃O₂)₂ (aq)
• D)KOH (aq)and Mg(NO₃)₂ (aq)
• E)NaF (aq)and HCl (aq)

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Definitions:

Resource Availability

The level of availability of various resources (natural, economic, human, etc.) that can be accessed or utilized by organisms, individuals, or societies.

Keystone Species

A species whose presence and role within an ecosystem have a disproportionate effect on the environment relative to its abundance.

Specie Richness

A measure of the number of different species present in an ecological community, indicating its biodiversity.

Negatively Impact

To have a harmful or adverse effect on something.