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Margaret [11]
3 years ago
8

Which term describes this reaction? addition condensation elimination substitution

Chemistry
1 answer:
lisabon 2012 [21]3 years ago
4 0

Answer:

Condensation

Explanation:

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Define natural and artificial hazards?<br><br><br>wrong and silly answer will be reported​
kotegsom [21]

Explanation:

See this l know natural only

4 0
2 years ago
Use the following information S(s)+O2(g)→SO2(g), ΔH∘ = -296.8kJ SO2(g)+12O2(g)→SO3(g) , ΔH∘ = -98.9kJ to calculate ΔH∘f for H2SO
Irina-Kira [14]

Answer : The enthalpy of formation of H_2SO_4 is, -812.4 kJ/mole

Explanation :

According to Hess’s law of constant heat summation, the heat absorbed or evolved in a given chemical equation is the same whether the process occurs in one step or several steps.

According to this law, the chemical equation can be treated as ordinary algebraic expression and can be added or subtracted to yield the required equation. That means the enthalpy change of the overall reaction is the sum of the enthalpy changes of the intermediate reactions.

The formation of H_2SO_4 will be,

S+H_2+2O_2\rightarrow H_2SO_4    \Delta H_{formation}=?

The intermediate balanced chemical reaction will be,

(1) S+O_2\rightarrow SO_2     \Delta H_1=-298.2

(2) SO_2+\frac{1}{2}O_2\rightarrow SO_3    \Delta H_2=-98.2

(3) SO_3+H_2O\rightarrow H_2SO_4    \Delta H_3=-130.2

(4) H_2+\frac{1}{2}O_2\rightarrow H_2O    \Delta H_4=-285.8

Now adding all the equations, we get the expression for enthalpy of formation of H_2SO_4 will be,

\Delta H_{formation}=\Delta H_1+\Delta H_2+\Delta H_3+\Delta H_4

\Delta H=(-298.2)+(-98.2)+(-130.2)+(-285.8)

\Delta H=-812.4kJ/mol

Therefore, the enthalpy of formation of H_2SO_4 is, -812.4 kJ/mole

3 0
3 years ago
PLEASE HELP ME!!!!!!!!
Mazyrski [523]
I think the answer is c
6 0
3 years ago
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An athlete can run 4 m/s. How far can she run in 3 minutes?<br>​
shutvik [7]

Answer:

720

Explanation:

4 m/s

<u>60</u> seconds

                            = 180 seconds

<u>3</u> minutes

<u>4</u> m/s

                             = <u>720 m/s</u>

<u>180</u> seconds

5 0
3 years ago
Name the separation technique illustrated in the picture.<br><br> Chemistry Homework 80 points!
solmaris [256]

A. Filtration

This is because of the layers of Filter it goes through to make sure it is pure.

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3 years ago
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