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Nana76 [90]
3 years ago
13

A beam of light exhibits diffraction when it passes through a small opening.

Chemistry
2 answers:
Nutka1998 [239]3 years ago
7 0

Answer:

The wave model

Explanation:

Alexeev081 [22]3 years ago
3 0

Answer:

The wave model

Explanation:

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Graphite and iodine are non metal but they shine why secondry school
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It is their properties. it is made up naturally due to the ions
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A 6 l volume of ideal neon gas (monatomic) is at a pressure of 3.2 atmospheres and a temperature of 310 k. the atomic mass of ne
Tatiana [17]

Answer is: the final pressure of the gas is closest to 3,17 atm.

<span><span> p</span>₁ = 3,2 atm.</span><span>
T₁ = 310 K.</span><span>
V₁ = 6 L.</span><span>
p₂ = ?</span><span>
T₂ = 410K.</span><span>
V₂ = 8,0 L.</span><span>
<span>Use combined gas law - the volume of amount of gas is proportional to the ratio of its Kelvin temperature and its pressure.</span><span> 
p</span></span><span>₁V₁/T₁ = p₂V₂/T₂.</span><span>
<span>3,2 atm · 6,0 L ÷ 310 K  = p</span>₂ · 8,0 L ÷ 410 K.</span><span>
0,0619 = 0,0195p</span><span>₂.</span><span>
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3 0
3 years ago
A calibration curve relating absorbance(y) to concentration (x, measured in mol/L) of y= 0.36x-0.011 Use the calibration curve t
katrin [286]

Answer:

The concentration is 0.025 M.

Explanation:

We will use beer law to find the concentration.

A = εmCl

This law relate to the linear equation Y = mx + b in following way,

A = y = absorbance

m = εm = slope or extinction coefficient in beer law.

x = c = concentration

and l is length which is 1 cm

Thus equation can be written as,

A = εmc + b

A - b / εm = c

in order to find the concentration we will abstract the intercept from absorbance and then divide it by the slop.

0.02 - 0.011 / 0.36 = c

c =0.009

c = 0.025 M.

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18 years old or when they become mature.

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Fe2 (CO3)3 is ferric calbonate
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