Q18 solve fast plz needed urgently
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molar mass of NaNO3= 85
in 1000ml it has 1 mole
wt of 1000ml = 1.25*1000=1250
1250g = 1 mole
1000g = 1000÷1250=0.8
therefore, option 4 is correct
in 1000ml it has 1 mole
wt of 1000ml = 1.25*1000=1250
1250g = 1 mole
1000g = 1000÷1250=0.8
therefore, option 4 is correct
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