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charle [14.2K]
3 years ago
8

Non metals whose 2 forms 1]very hard 2] conductor of electricity

Chemistry
1 answer:
Usimov [2.4K]3 years ago
3 0

Answer:

Diamond

Explanation:

Diamond has covalent bonds, which makes it a non-metal.

However, it also has a tetrahedral structure, which holds its C atoms together by strong forces, thus making it hard.

Diamond also has free-moving electrons due to its tetrahedral structure, thus making it possible to conduct electricity.

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What chemical property is given to a biomolecule with a hydroxyl (--oh) functional group?
marin [14]

A biomolecule with a hydroxyl (--oh) functional group is given the polar chemical property since organic molecules with an OH group are polar.

 

A part of a larger molecule is made up by a functional group. The hydroxyl group (-OH) that characterizes alcohols, an oxygen with a hydrogen attached, is an example of it. This group can be found on any number of different molecules.

 

Functional groups have characteristic chemistries, just as elements have unique properties., although perhaps not identically, to an -OH on another molecule. Although perhaps not identically to an -OH on another molecule, an -OH group on one molecule will tend to react similarly.

3 0
3 years ago
The mineral orpiment, having the empirical formula As2S3, was used in ancient times as a cosmetic. What mass of arsenic is prese
Soloha48 [4]

Answer : The mass of arsenic present in 5.0 g of orpiment is, 1.5 grams.

Explanation : Given,

Mass of orpiment = 5.0 g

As we know that the molar mass of As_2S_3 is, 246.02 g/mol and the molar mass of As is, 75 g/mol.

As per the question, we conclude that:

As, 246.02 g of As_2S_3 contains mass of arsenic = 75 g

So, 5.0 g of As_2S_3 contains mass of arsenic = \frac{5.0}{246.02}\times 75=1.5g

Thus, the mass of arsenic present in 5.0 g of orpiment is, 1.5 grams.

3 0
4 years ago
I need a bit of help on this I kinda forgot about this lesson
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A is correct because the fruit salad can be easily separated and the puch cannot so it is a solution and the fruit salad is a mixture.
3 0
3 years ago
Read 2 more answers
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LUCKY_DIMON [66]

Answer:

Bro what is this math or something

Explanation:

7 0
3 years ago
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Explanation:

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