How many 500 notes are required to get rupees 17500

How many nutrients are required by plants ?

How many coulombs are required to produce 50.0 g of aluminium from molten Al_(2)O_(3) ?

How many minutes are required to deliver 3.21xx10^(6) coulombs using a current of 500 A used in the commercial production of chlorine?

How many meteres are equivalent to 5.00 in?

How many grams of NaOH will be required to prepare 500 g solution containing 10% (w/w) NaOH solution?

A ore contains 12% copper how many kilograms of the ore are required to get 69 kg of copper

How many electron and protons are required to fix a dinitrogen ?