3 years ago

In which process does a solid change directly into a vapor?

Chemistry

1 answer:

IrinaVladis [17]3 years ago

5 0

In Sublimation, a solid changes directly into a vapor.

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Define and explain auto-ionization of water??? Explain please??

icang [17]

Answer:

Hey there!

Auto-ionization of water is an ionization reaction in pure water or in another aqueous solution, in which a water molecule, H2O, loses the nucleus of one of its hydrogen atoms to become a hydroxide ion, OH−.

Let me know if this helps :)

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4 years ago

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Are elecronegativity values higher for metals than nonmetals.

Leya [2.2K]

Non-metals, which are organized on the right side of the periodic table, have higher electronegativity values than the metals.

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3 years ago

Definition of matter

Contact [7]

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Any thing that occupied volume and mass in air is known as matter

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Use IUPAC rules to name this compound. A) nitrogen iodide B) nitrogen triiodide C) mononitrogen iodide D) mononitrogen triiodide

Mariulka [41]

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Name of the compound is Nitrogen triiodide.

Explanation:

According to the IUPAC rules, to naming of the compound the following formula can be applied.

Prefix + Name of first element + Base name element of second element + Suffix.

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Base name element of second element - Iodine

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How many moles of lithium nitrate will be needed to make 250 grams of lithium sulfate, assuming that you have an excess of lead

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The answer would be 313 g

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4 years ago