Which among the following is an endothermic reaction?
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What is the chemical formula of aluminium nitride?
What is the natural source of Oxalic acid?
Which of the metals has the maximum thermal conductivity?
What is the product formed when sodium bicarbonate is heated strongly?
In which of the following MgCl2 is soluble?
Calculate the relative molecular mass of water H2O?
The substances which have very low ignition temperature and can easily catch fire with a flame are called _____________ substances.