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prohojiy [21]
2 years ago
14

Identify the molecule with the highest boiling point. A(.C 6H 6 B(. NH 3 C(. OF 2 D(. CHCl 3

Chemistry
1 answer:
MaRussiya [10]2 years ago
7 0

Answer:

<em><u>C6H6</u></em>

Explanation:

  1. benzene (C6H6) is 80.1°C.
  2. ammonia (NH3) is -33.3°C
  3. oxygen difluoride (OF2) is -144.7°C.
  4. chloroform (CHCI 3) is 61.2°C.
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Would Cl2 be reduced by I- ? Explain.
Cerrena [4.2K]
Yes. Cl has a is more electronegative than the iodide ion and thus attracts electrons more strongly than the iodide ion.

This is mainly due to the fact that chlorine has only 3 shells, compared to iodides 4 shells. This means a greater electrostatic attraction force exists between the chlorine nucleus and the outer electron than iodide and its outer electrons. As a result the Chlorine will be reduced to Cl- and iodide will be oxidised to iodine, as it will have lost its electron to the chlorine. 

The equation is 
Cl2 + 2I-  --> 2Cl- + I2 


7 0
3 years ago
Read 2 more answers
2. Your company currently uses a process with a similar cost of materials that has an
lyudmila [28]

<u>Answer:</u>

<em>The returns of the company as it is given is already large that is 91% and to get an outcome even better is what it is getting now. There should be certain improvements that needs to be applied  with the </em><em>help of stoichiometric data gathered. </em>

<u>Explanation:</u>

Since the cost of materials cannot be affected and have to be bought under similar rate of cost of working or process can be decreased. By using  machines calculation and mechanical devices this come would be accurate and the laws would be minimised. Hence the companies outcome would increase.

7 0
3 years ago
How many silicon atoms are in a 50.0 gram sample of silicon?
____ [38]

Answer:

7.505

×

10

22

 atoms. (rounded to third place of decimal)

Explanation:

4 0
4 years ago
Phenol red is an indicator that changes color over a range from ph=6.4 to ph=8.0. what is ka of phenol red?
patriot [66]
First, we will get the average pH of the two given values:
average pH = (6.4+8) / (2) = 7.2
At this average pH, the concentration of the acid from the phenol red is equal to the concentration of the base.
pH = 7.2
[H+] = 10^(-7.2) = 6.3 * 10^-8

Phenol red has the general formula HA, this gives us:
HA <.......> H+ + A- 
At pH = 7.2, [H+] = [A-]
<span>Ka = [H+][A-]/ [HA]
</span>Ka = [H+] = <span>6.3 x 10^-8</span>

7 0
4 years ago
What is the pressure of a gas in torr if its pressure is 305 kPa?
FromTheMoon [43]

Answer:

the pressure of the gas in torr is 2280 torr

Explanation:

The pressure of a gas in torr can be calculated by converting its pressure in kPa to atmospheres and then converting the atmospheric pressure to torr.

One atmosphere is equal to 101.325 kPa. Therefore, the pressure of the gas in atmospheres is 305 kPa / 101.325 kPa/atm = 3.00 atm.

One torr is equal to 1/760 of an atmosphere. Therefore, the pressure of the gas in torr is 3.00 atm * 760 torr/atm = 2280 torr.

Therefore, the pressure of the gas in torr is 2280 torr

3 0
2 years ago
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