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DedPeter [7]
3 years ago
13

If liquid a is more volatile than liquid b, which is also true? hints if liquid a is more volatile than liquid b, which is also

true? liquid a has a lower vapor pressure than liquid
b. liquid a has stronger intermolecular forces than liquid

b. liquid a evaporates more slowly than liquid

b. liquid a has a lower boiling point than liquid

b.
Chemistry
2 answers:
shepuryov [24]3 years ago
8 0

Answer:

Liquid a has a lower boiling point than liquid  b.

Explanation:

Hello,

In this case, volatility is associated with three factors:

1. Vapor pressure: this is the pressure exerted by the gas molecules in equilibrium with the liquid. The higher the vapor pressure, the higher the volatility.

2. Intermolecular forces: are the interactions attracting or repelling the material's molecules. The stronger the forces, the lower the volatility as the molecules remain strongly closer.

3. Boiling point: is the condition of both temperature and pressure at which a liquid passes from liquid to gas. The lower the boiling point, the higher the volatility as more molecules easily pass from liquid to gas.

In such a way since liquid a is more volatile than liquid b, the answer is liquid a has a lower boiling point than liquid  b based on the aforesaid factors.

Best regards.

7nadin3 [17]3 years ago
7 0
<span>liquid A has a lower boiling point than liquid B
</span>
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Two (2) types of ions

Explanation:

Metal ions (cations) and negatively charged ions (anions) of either chloride, carbonate, sulphides or hydroxides are present during the selective precipitation.

Majorly, the process determines the metal ions present by initiating precipitation as certain conditions.

I hope this was helpful.

7 0
3 years ago
The figure shows four forces exerted on a box.
lakkis [162]
F2 equals 10 N and F4 equals 2 N
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4 years ago
Hydrogen gas can be prepared by reaction of zinc metal with aqueous HCl:
kow [346]

Answer:

The volume of hydrogen gas generated by given reaction is 9.48 L

Explanation:

Firstly, we calculate the mole of Zinc added, n = 25.5 / 65 = 0.392 mol

With the same equivalent, the mole of generated hydrogen gas will be the same, at 0.392 mol.

Secondly, we get the equation

<em>P . V = n . R . T</em>

with P (pressure, atm), V (volume, litre), n (mole, mol), R (ideal gas constant, 0.082), T (temperature, Kelvin)

So we have to convert the given information to correct unit

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3 0
4 years ago
Balance each of the following redox reactions occurring in basic solution.MnO−4(aq)+Br−(aq)→MnO2(s)+BrO−3(aq)Express your answer
Ahat [919]

Answer : The balanced chemical equation is,

2MnO_4^-(aq)+Br^-(aq)+H_2O(l)\rightarrow 2MnO_2(s)+BrO_3^-(aq)+2OH^-(aq)

Explanation :

Rules for the balanced chemical equation in basic solution are :

  • First we have to write into the two half-reactions.
  • Now balance the main atoms in the reaction.
  • Now balance the hydrogen and oxygen atoms on both the sides of the reaction.
  • If the oxygen atoms are not balanced on both the sides then adding water molecules at that side where the more number of oxygen are present.
  • If the hydrogen atoms are not balanced on both the sides then adding hydroxide ion (OH^-) at that side where the less number of hydrogen are present.
  • Now balance the charge.

The half reactions in the basic solution are :

Reduction : MnO_4^-(aq)+2H_2O(l)+3e^-\rightarrow MnO_2(s)+4OH^-(aq) ......(1)

Oxidation : Br^-(aq)+6OH^-(aq)\rightarrow BrO_3^-(aq)+3H_2O(l)+6e^-  .......(2)

Now multiply the equation (1) by 2 and then added both equation, we get the balanced redox reaction.

The balanced chemical equation in a basic solution will be,

2MnO_4^-(aq)+Br^-(aq)+H_2O(l)\rightarrow 2MnO_2(s)+BrO_3^-(aq)+2OH^-(aq)

8 0
3 years ago
Please help fast thank yuo
Masteriza [31]

Answer:

what is your question tell may i can help you

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