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Alja [10]
3 years ago
13

What's the principle of Atomic emission spectroscopy?

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

Answer:

Explanation:

The theory or working principle of Atomic Emission Spectroscopy involves the examination of the wavelengths of photons discharged by atoms and molecules as they transit from a high energy state to a low energy state. A characteristic set of wavelengths is emitted by each element or substance which depends on its electronic structure.

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How many liters of water vapor are in 36.21 g?
Elden [556K]

Answer:

45.02 L.

Explanation:  

  • Firstly, we need to calculate the no. of moles of water vapor.
  • n = mass / molar mass = (36.21 g) / (18.0 g/mol) = 2.01 mol.
  • We can calculate the volume of knowing that 1.0 mole of a gas at STP occupies 22.4 L.

<em><u>Using cross multiplication:</u></em>

1.0 mole of CO occupies → 22.4 L.

2.01 mole of CO occupies → ??? L.

∴ The volume of water vapor in 36.21 g = (22.4 L)(2.01 mole) / (1.0 mole) = 45.02 L.

4 0
3 years ago
As the temperature of a gas increases, which of the following explains the effect on the average kinetic energy of the gas?
lidiya [134]
As the temperature of a gas increases, the kinetic energy of the gas particles will also increase. As the temperature of the gas increase, the gas particles gains more energy to move faster, they thus collide more with one another and with the wall of the container, thus increasing pressure as well. So, as the temperature of a gas increases, the kinetic energy increases and the pressure increases as well if the gas is inside an inflexible container. 
8 0
3 years ago
Read 2 more answers
The measurement 1.00540 g contains<br> significant figures. *<br> 10<br> 3<br> 4<br> 5<br> O<br> 6
antiseptic1488 [7]
It contains 6 sig figs
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Calculate the approximate volume of a 1.50 mol sample of gas at 15.0°C and a pressure of 3.75 atm
Papessa [141]

Answer:

The answer is J (9.46 L)

8 0
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60.61 g of CuNO3 is dissolved in water to make a 0.400 M solution. What is the volume of the solution in liters? The molar mass
spayn [35]

Answer:

the answer should be 0.47

Explanation:

8 0
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