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natta225 [31]
4 years ago
6

Light travels three-fourths as fast through water as it does through a vacuum.

Chemistry
2 answers:
Talja [164]4 years ago
4 0
1.33 is the answer thank me later
Marysya12 [62]4 years ago
4 0
The answer is 1.33hope it helps
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Hydrogen chloride and oxygen react to form chlorine and water, like this:
leva [86]

Answer:

Kp = (Partial pressure H₂O) . (Partial Pressure Cl₂)² / Partial pressure O₂ . (Partial Pressure HCl)⁴

Explanation:

This is the reaction:

4 HCl (g) + O₂ (g)  ⇒ 2 Cl₂ (g)  + 2 H₂O(g)

Kp = (Partial pressure H₂O) . (Partial Pressure Cl₂)² / Partial pressure O₂ . (Partial Pressure HCl)⁴

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3 years ago
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If you doubled the volume of a sample of gas and
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Answer:

1125mL

Explanation:

this can be done using general gas law

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Is bubbles forming in water a chemical change
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It is a physical change

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A rigid tank is divided into two equal volumes. One side contains 2 kmol of nitrogen N2 at 500 kPa while the other side contains
k0ka [10]

Answer:

The partial pressure of the CO_2 in the final mixture is 200 kPa.

Explanation:

Pressure of nitrogen gas when the two tanks are disconnected = 500 kPa

Pressure of the carbon-dioxide gas when the two tanks are disconnected = 200 kPa

Moles of nitrogen gas =n_1= 2 kmol

Moles of carbon dioxide gas =n_2=8 kmol

After connecting both the tanks:

The total pressure of the both gasses in the tank = p = 250 kPa

According to Dalton' law of partial pressure:

Total pressure is equal to sum of partial pressures of all the gases

Partial pressure of nitrogen =p_{N_2}^o

Partial pressure of carbon dioxide=p_{CO_2}^o

p_{N_2}^o=p\times \frac{n_1}{n_1+n_2}

p_{N_2}^o=250 kPa\times \frac{0.2}{0.2+0.8}=50 kPa

p_{CO_2}^o=p\times \frac{n_2}{n_1+n_2}

p_{CO_2}^o=250 kPa\times \frac{0.8}{0.2+0.8}=200 kPa

The partial pressure of the CO_2 in the final mixture is 200 kPa.

7 0
3 years ago
What is the ph for hcl and ch3cooh?
Maurinko [17]
HCL - 3.01
CH3COOH -2.4
5 0
4 years ago
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