1)Do you know how to solve this equation? 2)Does anyone know difference between extothermic and endothermic reaction? 3) Could someone explain what is meant by neutraliation reaction? 4) How many planets are around the sun?Which one is the largest? 5)Who has developed a theory of evolution? 6)What is the capital of India? 7)Which blood(oxygenated or deoxygenated) is carried in vena cava?
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