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seraphim [82]
3 years ago
10

What type of energy warms earths surface?

Chemistry
1 answer:
Scrat [10]3 years ago
8 0
A. solar energy

the earth is warmed by the sun, which is solar (or infrared).
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The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina for their work concerning th
castortr0y [4]

Answer:

-162,5 kJ/mol

Explanation:

Cl(g) + 2O2(g) --> ClO(g) + O3(g)  ΔH = 122.8 kJ/mol (as we used the reaction in the opposite direction, it will turn the enthalpy from exothermic to endothermic)

2O3(g) --> 3O2(g)   ΔH = -285.3 kJ/mol

  Cl(g) + O2(g) --> ClO(g) + O3(g)  ΔH = 122.8 kJ

+ 2O3 (g)          --> 3O2(g)              ΔH = - 285.3 kJ

O3(g) + Cl(g)     --> ClO(g) + 2O2(g)  ΔH = 122.8 + (-285.3) = -162,5 kJ

4 0
3 years ago
How much energy (in J) is lost when a sample of iron with a mass of 26.4 g cools from 74.0 ∘C to 26.0 ∘C?
Greeley [361]

Answer:

Q=-526.6J

Explanation:

Hello,

In this case, for the computation of the energy loss when the cooling process is carried out, we use the shown below equation:

Q=mCp\Delta T

Whereas we need the mass, specific heat and change in temperature of iron within the process. Thus, the only value we need is the specific heat that is 0.444 J/(g°C), therefore, we compute the heat loss:

Q=26.4g*0.444\frac{J}{g\°C}*(26.0\°C-74.0\°C)\\ \\Q=-526.6J

Negative sign points out the loss due to the cooling.

Regards.

8 0
3 years ago
Which organelle if empty would cause the plant to wilt
valentina_108 [34]
The vacuole because the less water it has the more it will wilt<span>. The reason of it </span>wilting<span> is because the cells shrink which is the </span>cause<span> of </span>wilting<span>.</span>
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3 years ago
Select the statement that is true regarding scientific theories
solniwko [45]
What is your question?
8 0
3 years ago
What happens when a magnet is passed through a wire loop
Mnenie [13.5K]
Hi There! :)

<span>What happens when a magnet is passed through a wire loop

</span><span>Electrical energy is converted to mechanical energy</span>
5 0
3 years ago
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