* The cost of table salt and table sugar is Rs 15 per kg. and Rs 69 per kg respectively calculate their cost per mole?

Cost per mole

Table salt : Rs 0.878

Table sugar : Rs 23.63

Given

Cost table salt (NaCl) = 15/kg

Cost table sugar(sucrose-C12H22O11) = 69/kg

Required

cost per mole

Solution

mol of 1 kg Table salt(NaCl ,MW= 58.5 g/mol) :

mol of 1 kg Table sugar(C12H22O11 ,MW= 342 g/mol) :

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d.) circle motion requires a force to give it a centripetal acceleration.