3 years ago

What mineral is the hardest known substance in nature?

Chemistry

1 answer:

Mars2501 [29]3 years ago

8 0

Diamond is the hardest naturally occurring substance found on Earth.

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3 years ago

Draw a complete structural formula and a condensed structural formula for(a) three compounds of formula C3H8O (b) five compounds

Marat540 [252]

Answer:

Explanation:

A. Attached is a page which contain the structural formula of the three compounds of C3H80.

Condensed structural formula of C3H8O:

Propan-1-ol: CH3CH2CH2OH

Propan-2-ol: CH3CH(OH)CH3

Methoxy methane: CH3OCH2CH3

B. Attached are is a page which contain the structural formula of the three compounds of C3H60.

Condensed structural formula of C3H6O:

Propanal: CH3CH2CHO

Propanone: CH3COCH3

Cyclopropanol: (C3H5)OH

2-propen-1-ol: CH2CHCH2OH

1-propenol: CH3CHCHOH

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4 years ago

A compound's properties are different than the properties of the elements that make it up.

yan [13]

The answer is True because elements in a compound combine and become an entirely different substance with its own unique properties.

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3 years ago

Calculate the pH of a solution with a [H 3 O + ]=5.6x10 -9 M.

Gre4nikov [31]

Answer:

8.3

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pH is the measure of the H+ or H30 (they r the same thing) ions in a solution. it is equal to -log[H+]. [H+]= Molar concentration of H+ ions.

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3 years ago

Which has not been a major source of CFCs

ipn [44]

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4 years ago

Read 2 more answers