What is the natural source of Oxalic acid?
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Which among the following is an endothermic reaction?
Nylon threads are made of
The common name of sulphur is
The Chemical formula of Ammonium sulphate is
Which of the following induces souring of milk?
A change in which a substance undergoes a change in its physical properties is called _____________.
Bauxite is used as raw material by which industry
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