Question
The ratio of zinc and copper in a brass pieces is 2:5.
How much zinc will be there in 140 kg of such a piece?Solution
Amount of zinc = 140 × (2/7) kg = 40 kg
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Gastric glands are present in the ______.
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The human eye is most sensitive to yellow-green light having wavelength -
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In animals like Annelids and Molluscs, organs are associated to form functional systems, each concerned with a specific physiological function. This pat...
Urine is produced in ______.
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