1.

Arjun purchased 250 g of glucose (C16 H12 O6)for Rs. 40. Find the cost of glucose/mole

Answer»

The MOLES of glucose in 250 GRAMS are 1.388 THUS the cost of glucose per mole = Rs 28.8 per molExplanation:Convert the mass given into moles by relation MOLAR mass of glucose can be calculated by adding the atomic mass of each atom in the glucose .:= (12×6) + (12×1) + (16×6)=180 gramTHUS the number of moles = 250/180= 1.388 molTo find the cost of one mole divide the total cost by the total number of moles= 40/1.388 = 28.8 RUPEE



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