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blsea [12.9K]
3 years ago
11

SNC2L Reflection Activities

Chemistry
1 answer:
slega [8]3 years ago
4 0

The reflection from plane mirror is shown in the diagram.

<h3><u>Explanation</u>:</h3>

The mirror is a plane surface which can reflect light. The diagram attached shows the schematic representation of reflection that occurs in a plane mirror.

The laws of reflection states that the incident ray, reflected ray and the normal at the point of incidence lies at the same plane. Here we can also see that all are lying on a same plane.

The second law states that angle of incidence is equal to angle of reflection. Here we can also see that the i =r. It is applicable here too.

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A sample of ideal gas is in a sealed container. The pressure of the gas is 485 torr , and the temperature is 40 ∘C . If the temp
Fantom [35]

Answer:

537.68 torr.

Explanation:

  • We can use the general law of ideal gas:<em> PV = nRT.</em>

where, P is the pressure of the gas in atm.

V is the volume of the gas in L.

n is the no. of moles of the gas in mol.

R is the general gas constant,

T is the temperature of the gas in K.

  • If n and V are constant, and have different values of P and T:

<em>(P₁T₂) = (P₂T₁).</em>

P₁ = 485 torr, T₁ = 40°C + 273 = 313 K,

P₂ = ??? torr, ​T₂ = 74°C + 273 = 347 K.

∴ P₂ = (P₁T₂)/(P₁) = (485 torr)(347 K)/(313 K) = 537.68 torr.

3 0
3 years ago
PLEASE HELP ITS DUE TODAY!
Yuri [45]

Answer:

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5 0
2 years ago
The diagram above shows the atomic emission line spectrum of hydrogen. The wavelength of each line is shown at the top of the li
Anni [7]
Hello there,

Your correct answer would be "<span>the energy of a photon".

Hope this helps.

~Hottwizzlers


</span>
6 0
3 years ago
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LenKa [72]

Answer:

X  

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W is wrong. It represents a vacuole, which can store both nutrients and waste products for later elimination.

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8 0
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