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ZanzabumX [31]
2 years ago
11

1) Define water gas2) The skuLL is divided into two parts name them​

Chemistry
1 answer:
Triss [41]2 years ago
5 0

• a fuel gas consisting mainly of carbon monoxide and hydrogen, made by passing steam over incandescent coke

• the cranium and the mandible.

hope it helps...!!!

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How many electrons are in 1 mole of carbon atoms?
Mkey [24]

Answer:

6 electrons

Explanation:

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3 years ago
1 gallon is how many mm
leva [86]

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0.133681 (cubic foot)

Explanation:

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2 years ago
Describe each of the following as a physical or chemical property.
lidiya [134]

Explanation:

Physical change -

It refers to any change during any process , where there is no new substance is formed , is referred to as a physical change.

Any change in the state of matter is characterised under physical change.

Chemical change -  

It refers to any change in a chemical process , where there is formation of any new substance , is referred to as a chemical change .

From the options given in the question,

1. Apple turning brown , on air exposure , is an example of chemical change .

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7 0
3 years ago
It takes to break an iodine-iodine single bond. Calculate the maximum wavelength of light for which an iodine-iodine single bond
Zolol [24]

The given question is incomplete. The complete question is :

It takes 151 kJ/mol to break an iodine-iodine single bond. Calculate the maximum wavelength of light for which an iodine-iodine single bond could be broken by absorbing a single photon. Be sure your answer has the correct number of significant digits.

Answer:  793 nm

Explanation:

The relation between energy and wavelength of light is given by Planck's equation, which is:

E=\frac{hc}{\lambda}

where,

E = energy of the light  = 151 kJ= 151000 J   (1kJ=1000J)

N= moles = 1 = 6.023\times 10^{23}

h = Planck's constant  = 6.626\times 10^{-34}Js

c = speed of light  = 3\times 10^8m/s

\lambda = wavelength of light  = ?

Putting in the values:

151000J=\frac{6.023\times 10^{23}\times 6.626\times 10^{-34}Js\times 3\times 10^8m/s}{\lambda}

{\lambda}=7.93\times 10^{-7}m=793nm    1m=10^{-9}nm

Thus  the maximum wavelength of light for which an iodine-iodine single bond could be broken by absorbing a single photon is 793 nm

3 0
3 years ago
_: brings food and water to your cells.
Rama09 [41]

Answer:

Mitochondria brings food and water to your cells

4 0
3 years ago
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