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Sliva [168]
3 years ago
13

Calculate the empirical formula of a compound with the following

Chemistry
1 answer:
Mashutka [201]3 years ago
4 0

Answer:

The empirical formula for this compound is thus CH2.

Explanation:

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For some reaction carried out at constant atmospheric pressure and at a constant temperature of 25◦C, it is found that ∆H = −38.
kompoz [17]

Answer: ΔG =23.169kJ/mol

Explanation:

Solution

To Calculate Gibbs free energy ΔG for the reaction above we use the equation ΔG=ΔH−TΔS.

Where

ΔH= 38.468 kJ/mol = 38468 J/mol

∆S = +51.4 J mol−1 K−1).

T = 25◦C =298k

ΔG= 38468J/mol−298k(51.4 J mol−1 K−1).

ΔG = 38468 J/mol - 15317.2J/mol

ΔG = 23168.8J/mol

ΔG =23.169kJ/mol

8 0
3 years ago
Mass is an intensive physical property because it is dependent on the size of the sample.
SVETLANKA909090 [29]
Hi,
That’s FALSE. An intensive physical property is one that is independent of the size of the sample. Mass, on the other hand, is an extensive physical property, because it is dependent on the size of the sample.

4 0
3 years ago
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Help, please I don't understand what I have to do
8_murik_8 [283]

Answer:

Is there a picture To go with this?

Explanation:

4 0
3 years ago
if a cube of butter is heated sot that it becomes softer and drips out of the container ,it is an example of which change in sta
Blababa [14]
Its a change in state of solid to liquid

the reason is that in a solid state the molecules have little  kinetic energy to move and so they have restricted movement and so it remains solid
once heat is applied the molecules gain enough energy to move and so they turn into a liquid and move according to the laws of physics

hope that helps 
7 0
3 years ago
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Explain how movements along faults generate earthquakes<br><br><br>​
Scrat [10]

Explanation:

When a plate moves it shifts the earth, and it can cause an earthquake.

A fault is where two of earth's tectonic plates come together. They can slide against the other, causing earthquakes, they can push against each other causing mountains to form, and they can move apart from each other, causing  valleys or trenches.

8 0
3 years ago
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