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6. How many grams of sodium chloride are present in 250 ml of 0.5 M NaCl solution? |
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Answer» Molarity is moles/volume(l)now 250 ml.is 0.25 lhencemoles =0.25*0.5=0.125 moleshencemoles is weight taken/molecular masshenceweight taken will be 58.5*0.125=7.315 gm |
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