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labwork [276]
4 years ago
15

In a 0.737 m solution, a weak acid is 12.5% dissociated. calculate ka of the acid.

Chemistry
1 answer:
r-ruslan [8.4K]4 years ago
8 0
Hello! Let me try to answer this :)

Thanks and please correct if there are any mistakes ^ ^

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Sulfuric acid (H₂SO₄), is formed when sulfur dioxide (SO₂) reacts with oxygen and water. Using the balanced chemical reaction ab
Lynna [10]

Answer:

8.5 mol H₂SO₄

Explanation:

It seems the balanced reaction the problem is referring to is absent, however the description matches the following balanced reaction:

  • 2SO₂ + O₂ + 2H₂O → 2H₂SO₄

Now we <u>can convert 8.5 moles of SO₂ into moles of H₂SO₄</u>, using <em>the stoichiometric coefficients of the balanced reaction</em>:

  • 8.5 mol SO₂ * \frac{2molH_2SO_4}{2molSO_2} = 8.5 mol H₂SO₄
5 0
3 years ago
About one hundred thousand years ago, very fluid lava started erupting slowly and gently from a place near a plate boundary. Wha
victus00 [196]

a is the answer because all of the other answers are wrtong

3 0
3 years ago
Copper has a density of 8.96 g/cm3. If a thin sheet of copper measures 5.5 cm by 5.5 cm and has a mass of 12.96 g, what is its t
balandron [24]

Thickness of cooper sheet is 0.048 cm (Approx.)

Given that;

Density of copper = 8.96 g/cm³

Measures of copper sheet = 5.5 cm × 5.5 cm

Mass of of copper sheet = 12.96 gram

Find:

Thickness of cooper sheet

Computation:

Volume = Mass / Density

Volume of cooper = 12.96 / 8.96

Volume of cooper = 1.4464

Volume of cooper = 1.45 cm³ (Approx.)

Volume of cooper sheet = 5.5 cm × 5.5 cm x Thickness

5.5 cm × 5.5 cm x Thickness = 1.45

Thickness of cooper sheet = 0.04793

Thickness of cooper sheet = 0.048 cm (Approx.)

Learn more:

brainly.com/question/24235924?referrer=searchResults

8 0
3 years ago
Write a balanced chemical equation for the photosynthesis reaction in which gaseous carbon dioxide and liquid water react in the
sasho [114]
6 CO₂ + 6 H₂O (chlorophyll + sunlight) ⇒ C₆H₁₂O₆ + 6 O₂ 
the reaction takes place in presence of sunlight and chlorophyll .. 
CO₂ is oxidized and forms Glucose . And oxygen is evolved in this process. 

3 0
3 years ago
When a hydrochloric acid solution is combined with
adoni [48]

Answer:

HCl(aq) + KOH(aq --> KCl(aq) + H₂O(l)

Explanation:

4 0
3 years ago
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