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mars1129 [50]
4 years ago
10

CH4+ 2O2>CO2 + 2H2O

Chemistry
1 answer:
Karolina [17]4 years ago
4 0

Answer:

The given reaction is combustion reaction heat is also produced.

Explanation:

Chemical equation:

CH₄ + 2O₂  → CO₂ + 2H₂O

The given reaction is combustion of methane. When methane burn it produced water and carbon dioxide. Heat is also produced.

The given reaction followed the law of conservation of mass.

Law of conservation of mass:

According to the law of conservation mass, mass can neither be created nor destroyed in a chemical equation.

Explanation:

This law was given by french chemist  Antoine Lavoisier in 1789. According to this law mass of reactant and mass of product must be equal, because masses are not created or destroyed in a chemical reaction.

CH₄ + 2O₂  → CO₂ + 2H₂O

There are equal number of carbon hydrogen and oxygen atoms present on both side of equation. So it follow the law of conservation of mass.

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The temperature of a piece of copper with a mass of 95.4g increases from 25 degrees Celsius to 48.0 degrees Celsius when the met
Taya2010 [7]

Answer:

The answer is 3.87 J/g°C

Explanation:

Here is the equation we are going to use:

C=\frac{q}{mT}

C= specfic heat in J/g°C

q = heat in joules (J)

m = mass in grams (g)

T = change in temperature

Here is what is given:

q = 849 J

m = 95.4 g

T = 48.0 - 25.0 = 23°C

Find:

Specific heat capacity in J/g

The first thing we are going to do is plug everything into the equation:

C = \frac{849J}{(9.54g)(23degreesC)}

Then we are going to solve for C

C = \frac{849J}{219.42gC} = 3.87 J/gCelsius

Hope this helps!

3 0
3 years ago
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Answer:

true

Explanation:

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