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Imam H.
Master in Applied Geology
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Physical Chemistry
TutorMe
Question:

A student performs a titration with different burettes and finds titre values of 25.2 mL, 25.25 mL, and 25.0 mL. The number of significant figures in the average titre value is

Imam H.
Answer:

Average titre value = 25.2 25.25 25 3 + + = 25.15 The minimum digits after decimal in data decides the extent of significant digit after decimal in “average value”. Hence answer is 25.1 with total no. of significant digits = 3.

Geology
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Question:

what is the reason of magma generation in the subduction zone??

Imam H.
Answer:

lowering the melting point due to incorporation of fluid in mantle

World Geography
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Question:

Deserts are mostly located to 20 degree to 35 degree of latitude on either side of the equator. what is the major reason??

Imam H.
Answer:

atmospheric motion in the region is convergent at the ground level.

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