A is a straw-coloured liquid present in the human body which contains about 90 % B.It also contains biocatalyst C.Identify A and C.
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Asked:
January 2023
Write the name of some two-dimensional objects having one or more line symmetry in and around you
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Asked:
December 2022
Q2. State the type of chemical reaction in each of the following: [1x4] i) When electric current is passed through water, hydrogen and oxygen gases are produced. ii) When oxygen is passed over red, hot copper, copper oxide is produced. iii) Calcium carbonate produces calcium oxide and...