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Chemistry-

General

Easy

Question

40 mL of 0.05M Na₂C0₃. NaHC0₃2H₂0 (sesquicarbonate) is titrated against 0.05 M HCL X mL of HCI is used when phenolphthalein is the indicator and y mL HCI is used when methyl orange is the indicator in two separate titrations; hence (y - x) is:

80 ML
30 ML
120 ML
none of these

The correct answer is: 80 ML

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Identify X and Y in the given figure

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Chemistry-General

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(A) Equivalent weight of a base =
(R) Acidity is the· number of replaceable Hydrogen atoms in one molecule of the base

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Find the divisor of 6:

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Divide 6 by ¼:

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Find :
3/6 + 4/2 -1/3

Find :
3/6 + 4/2 -1/3

Find the value if , x = 10, y = 20
2x -1 +y/2

Find the value if , x = 10, y = 20
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Find the value of x in the given equation:
2x +4 = 4x-6

Find the value of x in the given equation:
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