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Rashid [163]
4 years ago
11

How many particles are in 100ml

Chemistry
1 answer:
Zolol [24]4 years ago
6 0

Answer:

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:

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What ara the differences between the homolytic and heterolytic bond dissociation ? And why homolytic dissociation energy of H-H
Elenna [48]

Answer:

Following are the difference in homolytic and hetrolytic bond dissociation.

  1. Homolytic dissociation is referred as the amount of energy released during homolytic fission. Homolytic fission is known as the dissociation of chemical bond in two equal fragmentswhereas, Hetrolytic dissociation is referred as the amount of energy      released during Hetrolytic fission. Hetrolytic fission is known as the dissociation of chemical bond in two unequal fragments.
  2. Homolytic fission gives one electron each to its fragments whereas Hetrolytic fissiongives two electron to one fragment and zero electron to other fragment.

Energy released during Homolytic fission is lower than the Hetrolytic fission as the electron distribution to its fragments is uniform in homolytic whereas electron distribution to its fragments is uniform in hetrolytic fission.

Thus bonds form in hetrolytic fission is more stronger than the the bonds formed in homolytic fission.

Hence, more energy is required to break the bonds of hetrolytic fission as compared to homolytic fission

Thus, homolytic dissociation energy of H-H (104 KJ/mol) is lower than its heterolytic bond dissociation energy (401 KJ/mol)

4 0
3 years ago
What is the temperature of 0.750 mol of a gas stored in a 6,850 mL cylinder at 2.21 atm? A: 2.95 K
harina [27]

Option D: 246 K

According to ideal gas law:

PV=nRT ...... (1)

Here, P is pressure, V is volume, n is number of moles, R is Universal gas constant and T is temperature of the gas. The value of R is 0.082 atm L K^{-1}mol^{-1}.

Number of moles of gas are 0.750 mol, volume of cylinder is 6850 mL and pressure of gas is 2.21 atm.

First converting volume from mL to L

1 mL=10^{-3}L

Thus,

6850 mL=6.850 L

Putting the values in equation (1),

(2.21 atm)(6.850 L)=(0.750 mol)(0.082 atm L K^{-1}mol^{-1}T

Rearranging

T=\frac{(2.21 atm)(6.850 L)}{(0.750 mol)(0.082 atm L K^{-1}mol^{-1})}=246 K,

Therefore, temperature of the gas is 246 K.


8 0
3 years ago
Read 2 more answers
A molecule forms when
Levart [38]
I think answer should be c. Please give me brainlest let me know if it’s correct or not okay thanks
4 0
3 years ago
What is the percentage of magnesium sulfate in MgSO4 x 7H2O.
son4ous [18]
48.78%
Percentage of MgSO4 = mass of MgSO4/ mass of sample (MgSO4. 7H20) and multiply it by 100.

5 0
4 years ago
What would you multiply "moles of oxygen" by to get the units "grams of oxygen"?
photoshop1234 [79]

Answer:

AM

Explanation:

to go from moles to grams you multiply by the Atomic Mass or Molar Mass (Atomic Mass for an element and Molar Mass for a compound).

The formula is:

Mass = moles * MM

6 0
3 years ago
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