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Third layer of spheres is added to second layer so as to form hcp or ccp structure. What is the difference between the addition of third layer to form these hexagonal close-packed structures?
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The pH of 10−8 M of HCl is ______.
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Which of the following solution will have a pH value equal to 1.0?
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Choose the most correct answer :
Blood in the human body is highly buffered at a pH of ________.
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Choose the most correct answer :
For pH > 7 the hydronium ion concentration would be _________.
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Answer the following in one sentence:
The pH of a solution is 6.06. Calculate its H+ ion concentration.
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Answer the following in one sentence :
Calculate the pH of 0.01 M sulphuric acid.
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Derive the relation pH + pOH = 14.
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Answer the following in brief :
The pH of a weak monobasic acid is 3.2 in its 0.02 M solution. Calculate its dissociation constant.
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In NaOH solution [OH–] is 2.87 × 10–4. Calculate the pH of the solution.
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Answer the following in one or two sentences.
Write any two functions of salt bridge.
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Answer the following in one or two sentences.
Formulate a cell from the following electrode reactions:
`"Au"_(("aq"))^(3+) + 3"e"^(-) -> "Au"_(("s"))`
Mg(s) → `"Mg"_(("aq"))^(2+)` + 2e-
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Answer the following in one or two sentences.
What is the significance of the single vertical line and double vertical line in the formulation galvanic cell?
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Answer the following :
The pH of rainwater collected in a certain region of Maharashtra on a particular day was 5.1. Calculate the H+ ion concentration of the rainwater and its percent dissociation.
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Select appropriate answers for the following.
Stability of interhalogen compounds follows the order _______.
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Select appropriate answers for the following.
BrCl reacts with water to form _______.
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Select appropriate answers for the following.
Chlorine reacts with excess of fluorine to form _______.
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In interhalogen compounds, which of the following halogens is never the central atom?
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