Lesson 4

Lubricants

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  • Numerical based on acid value

    1 Numerical based on acid value : A vegetable oil was tested for its acid value, 10 gm of oil required 0.2 mi of KOH.

    A vegetable oil was tested for its acid value, 10 gm of oil required 0.2 mi of KOH. Find its acid value. Also mention can it be useful for lubrication.(Normality of KOH =0.02 N)

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    2 Numerical based on acid value :The oil blend was analyzed for its acid value .5 mi of oil required 2.5 ml of N/100 KOH.

    The oil blend was analyzed for its acid value .5 mi of oil required 2.5 ml of N/100 KOH. Find its acid value .State whether the blend can still be useful for lubrication.(density of oil is o.89)

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    3 Numerical based on acid value :Find Acid value of vegetable oil whose 5 ml requires 2ml of N/100 KOH during titration.

    Find Acid value of vegetable oil whose 5 ml requires 2ml of N/100 KOH during titration. State whether the blend can still be useful for lubrication. (density of oil is o.89)

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