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Liono4ka [1.6K]
3 years ago
8

Science 6. Grade 6. Can anyone help me answer these Science questions soon as possible? I want the correct answers.

Chemistry
1 answer:
Ipatiy [6.2K]3 years ago
8 0
An element is made up of only one type of atom.
a compound is when 2 or more atoms bond together.
elements are organized on the periodic table.
have a chemical symbol describes an element.
properties of elements describes how an element looks feels and acts.

a compound is described when its components keep separate properties.

hope I helped much!
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Answer:

P_2=404 kPa

Explanation:

Hello,

In this case, the Boyle's is mathematically defined via:

P_1V_1=P_2V_2

Which stands for an inversely proportional relationship between volume and pressure, it means the higher the volume the lower the pressure and vice versa. In such a way, since the volume is decreased to one quarter, we can write:

V_2=\frac{1}{4} V_1

We can compute the new pressure:

P_2=\frac{P_1V_1}{V_2} =\frac{P_1V_1}{\frac{1}{4} V_1} =\frac{101kPa*V_1}{\frac{1}{4} V_1} \\\\P_2=4*101kPa\\\\\\P_2=404 kPa

Which means the pressure is increased by a factor of four.

Regards.

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