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gulaghasi [49]
3 years ago
7

A toxic gas produced by landfills.

Chemistry
1 answer:
Harman [31]3 years ago
8 0

Answer:

C

Explanation:

Because most lanfills are caused by industries who need fossil fuels to make energy that causes toxic gas and then landfills.

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In his pamphlet Common Sense, Thomas Paine
kati45 [8]
In his pamphlet Common Sense, Thomas Paine urged American colonists to establish their own nation. The correct option among all the options that are given in the question is option "1". The pamphlet by Thomas Paine actually urged the colonists to denounce the British rule. He was of the opinion that it was not fair that an island would rule over a total continent.<span>He also wrote that being a part of Britain would unnecessarily drag America into unwanted wars with European countries.</span>


6 0
3 years ago
1. How many elements are in the following equation, FeCrO4 ?<br> 1<br> 2<br> 3<br> 4<br> O
N76 [4]

Answer:

there are 3 different elements in that equation

Explanation:

Fe is the element Iron, Cr is the element Chromium, and O is oxygen

8 0
3 years ago
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Click on the graph to show the correct relationship between altitude and boiling point
spin [16.1K]

Explanation:

This graph shows that an increase in altitude causes a relative decrease in  boiling point temperatures. The two variables, it can be said, are inversely proportional.

This is because, with an increase in altitude, there is a proportionate decrease in air pressure. This means the vapor pressure of the fluid becomes strong enough, at a relatively lower temperature, to overcome the air pressure and for the liquid to boil.

This is why water can even boil without inputting heat into it but rather by just reducing the ambient air pressure.

8 0
4 years ago
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How many moles are in a sample of 4.57 x 10^24 atoms of neon (Ne)?
balu736 [363]

Hello!

To find the number of moles in a sample of 4.57 x 10^24 atoms, we need to use Avogadro's number, which is 1 mole = 6.02 x 10^23.

To find how many moles, we divide the given sample by Avogadro's number.

(4.57 x 10^24) / (6.02 x 10^23) ≈ 7.59136

Using the amount of significant figures given (3), the answer is 7.59 moles of neon (Ne).

4 0
3 years ago
On what basis can mixtures be classified as solutions suspensions or colloids
FinnZ [79.3K]

Answer:

A mixture is classified as a solution when there is an homogeneous mixture of the two or more substances involved in a given medium.

A mixture is classified as a suspension when there is a heterogeneous mixture of undissolved particles in a given medium.

A mixture is classified as a colloid (false solution) when the individual solute Particles are larger than the particles of true solution, but they are not large enough to be seen by the naked eye. The solutes can scatter light rays.

7 0
4 years ago
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