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Angelina_Jolie [31]
4 years ago
9

Solids are usually more dense than:

Chemistry
2 answers:
LekaFEV [45]4 years ago
8 0
4.all of the above is the answer

chubhunter [2.5K]4 years ago
3 0

Answer:

All of the above

Explanation:

Hopes this helps, let me know if it's not.

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A balloon is placed in a vacuum chamber (a container that all of the air can be pumped out of) and as the air is removed, the ba
Firlakuza [10]

Answer:

Boyle's Law

Explanation:

"Boyle's law, also referred to as the Boyle–Mariotte law, or Mariotte's law, is an experimental gas law that describes how the pressure of a gas tends to increase as the volume of the container decreases."

                                       

3 0
3 years ago
Is there any easy tip to balance the eauation.
Viefleur [7K]

Answer:

Explanation:

You just have to see the REACTANTS and PRODUCTS and look how much molecules are there and accordingly put numbers.

Eg:4Fe+3O2--------->2Fe2O3

5 0
3 years ago
Propylamine and trimethylamine have the same molecular formula, C 3 H 9 N, but different structures.
laiz [17]
The structure of propylamine is pretty linear CH3-CH2 - CH2 - NH2.

The structur of trimethylamine is completely branched: a atom of N surroundeb by three CH3- radicals.

As theory predicts, in absence of other factors, longer chains have higher intermolecular forces  (London forces) than branched compounds. So we must expect that propylamine has higher boiling point methyleamine.

You can verify that prediction with the literature. I did it: propylamine boiling point is 47-51°C while methylamine boiling point is 3 - 7°C.





3 0
3 years ago
Products for combustion<br>​
V125BC [204]

Answer:

Carbon Dioxide

Carbon Monoxide

Sulfur Dioxide

Nitrogen Oxides

Lead

Particulate Matter

Explanation:

7 0
2 years ago
Read 2 more answers
A sample of air was collected on a day when the total atmosphere pressure was
zhuklara [117]

Answer:

1. The gas law used: Dalton's law of partial pressure.

2. Pressure of nitrogen = 331 mmHg

Explanation:

From the question given above, the following data were obtained:

Total pressure (Pₜ) = 592 mmHg

Pressure of Oxygen (Pₒ) = 261 mmHg

Pressure of nitrogen (Pₙ) =?

The pressure of nitrogen in the sample can be obtained by using the Dalton's law of partial pressure. This is illustrated below:

Pₜ = Pₒ + Pₙ

592 = 261 + Pₙ

Collect like terms

592 – 261 = Pₙ

331 = Pₙ

Pₙ = 331 mmHg

Therefore, the pressure of nitrogen in the sample is 331 mmHg

5 0
3 years ago
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