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Sati [7]
3 years ago
8

Exactly 10.7 mL of water at 28.0 °C is added to a hot iron skillet. All of the water is converted into steam at 100.0°C. The mas

s of the pan is 1.40 kg and the molar heat capacity of iron is 25.19 J/(mol·°C). What is the temperature change of the skillet?
Chemistry
1 answer:
kotegsom [21]3 years ago
3 0

Answer:

  • <u><em>The change in the temperature of the iron is a decrease of 14.0ºC.</em></u>

Explanation:

See the file attached, since it was not possible to show the complete answer in the canvas.

Download pdf
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Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride gas: PCl3(g)+Cl2(g)⇌PCl5(g). A 7.5-L gas vess
Tpy6a [65]

Answer:

The equilibrium constant in terms of concentration that is, K_c=3.6243\times 10^{3} .

Explanation:

PCl_3(g)+Cl_2(g)\rightleftharpoons PCl_5(g)

The relation of K_c\& K_p is given by:

K_p=K_c(RT)^{\Delta n_g}

K_p= Equilibrium constant in terms of partial pressure.=98.1

K_c= Equilibrium constant in terms of concentration  =?

T = temperature at which the equilibrium reaction is taking place.

R = universal gas constant

\Delta n_g = Difference between gaseous moles on product side and reactant side=n_{g,p}-n_{g.r}=1-2=-1

98.1=K_c(RT)^{-1}

98.1 =\frac{K_c}{RT}

K_c=98.1\times 0.0821 L atm/mol K\times 450 K=3,624.30=3.6243\times 10^{3}

The equilibrium constant in terms of concentration that is, K_c=3.6243\times 10^{3} .

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3 years ago
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Which force is most responsible for binding together an atom’s protons and neutrons?
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Answer:

Hello There!!

Explanation:

I believe the answer is nuclear.

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What is the molar concentration of the acid if 35.18 mL of hydrochloric acid was required to neutralize 0.745 g of ALUMINUM hydr
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The mass number of aluminium hydroxide is 78 thus, the number of moles in 0.745 g is:

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) write the balanced equation for the reaction that occurs when methanol, ch3oh (l), is burned in air. what is the coefficient o
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Which statement best describes the motion of
Veseljchak [2.6K]

The dye molecules  move in a directed way from high to low  concentration

Explanation:

The statement that best describes the motion of dye molecule in water is directed from a region of high to low concentration. The motion of the particles of the dye in water is described as diffusion:

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