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Kaylis [27]
3 years ago
7

Compare pure substance with mixture

Chemistry
1 answer:
Roman55 [17]3 years ago
6 0

Answer: Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. Mixtures are physically combined structures that can be separated into their original components. A chemical substance is composed of one type of atom or molecule.

Explanation:

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The equation for the reaction is
photoshop1234 [79]

Answer:

carbon deoxide

Explanation:

Because at the end of equation you can see CO2

6 0
3 years ago
A(n) ________ is an assemblage of minerals bound together, a mass composed of a single mineral, a mass of undifferentiated mater
Sliva [168]

Answer:

Rock

Explanation:

Rock -

It refers to the naturally occuring mass of mineral , with a uniform chemical composition , is referred to as a rock .

In the crust of the Earth , the composition is by the igneous rocks .

<u>There are three main type of rocks , i.e. , </u>

  • sedimentary rocks ,
  • metamorphic rocks ,
  • igneous rocks .

Hence , from the given information of the question ,

The correct term is rock.

8 0
4 years ago
A sample of aluminium has a mass of 54 gram. What is the mass of the same number of magnesium atom.​
Arada [10]

Answer:

48g of Magnesium.

Explanation:

We know that:

Mole=given mass/molar mass

Then, moles of aluminum = 54/27 = 2.

A/c to question ,

For 2 moles of magnesium it's mass is 2×24=48g.

Hence, the required mass for same number of magnesium atoms is 48g.

(Hope this helps can I pls have brainlist (crown)☺️)

5 0
3 years ago
A highly polar molecule that contains a weak bond between a hydrogen atom and another element would be
sleet_krkn [62]
A highly polar molecule that contains a weak bond between a hydrogen atom and another element would be a strong acid.
8 0
4 years ago
19) What is the molarity of a KOH solution if 200 ml of the solution contains 0.6 moles KOH?
zloy xaker [14]

Answer: 3M

Explanation: Molarity : It is defined as the number of moles of solute present in one liter of solution.

Formula used :

Molarity=\frac{n\times 1000}{V_s}

where,

n = moles of solute KOH = 0.6 moles

V_s = volume of solution in ml= 200 ml

Now put all the given values in the formula of molarity, we get

Molarity=\frac{0.6moles\times 1000}{200ml}=3mole/L

Therefore, the molarity of solution will be 3M.

8 0
3 years ago
Read 2 more answers
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