All of the Following Are True for Dissolving Inorganic Materials

question 8

Multiple Choice

All of the following are true for dissolving inorganic materials in acid,except:

• A)metals with positive reduction potentials should dissolve in nonoxidizing acids such as HCl,HBr,HF,H₃PO₄,etc.
• B)volatile species formed by protonation of anions such as carbonate will be lost from hot acids in open vessels.
• C)volatile metal halides such as SnCl₄ and some metal oxides can be lost from hot acids in open vessels.
• D)hot hydrofluoric acid dissolves silicates.
• E)substances that do not dissolve in nonoxidizing acids may dissolve in oxidizing acids such as HNO₃,hot concentrated H₂SO₄,or hot concentrated HClO₄.

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Definitions:

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The difference between the amount that producers are willing to accept for a good or service and the actual amount they receive.

Costly Negotiations

Negotiation processes that involve significant expenses, time, or resources, which can affect the willingness of parties to reach an agreement.

High-value

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Expected Revenue

The amount of money a business anticipates receiving from its activities or sales within a specific period.