What volume of `75%`acohol by weight `(d=0.80 g/cm^3)` must be used to prepare `150cm^3` of `30%` alcohol by mass `(d=0.90 g/cm^2)` ?

What volume of 75% alcohol by weight (d-0.80g//cm^(3)) must be used to prepare 150 cm^(3) of 30 % alcohal by mass (d=0.90g//cm^(3)) ?

What volume of 90% alcohol by weight (d = 0.8 g mL^(-1)) must be used to prepared 80 mL of 10% alcohol by weight (d = 0.9 g mL^(-1))

What volume of 90% alcohol by weight (d = 0.8 g mL^(-1)) must be used to prepared 80 mL of 10% alcohol by weight (d = 0.9 g mL^(-1))

60 ml of a ''x'' % w/w alcohol by weight (d = 0.6 g//cm^(3) ) must be used to prepare 200 cm^(3) of 12% alcohol by weight (d = 0.90 g//cm^(3)) . Calculate the value of ''x'' ?

Calculate the volume of 8% by mass solution of NaOH (d = 1.34 g//cm^(3)) to prepare 500 ml of 4% by mass solution of NaOH (d = 1.24 g//cm^(3)) .

Calculate the volume of 80% H_2SO_4 by weight (density =1.80 g mL^(−1) ) required to prepare 1 L of 0.2M H_2SO_4 .

What volume of 95% sulphuric acid (density = 1.85 g cm^(-3) ) and what mass of water must be taken to prepare 100 cm^3 of 15% solution of sulphuric acid (density = 1.10 g cm^(-3) ) ?

The density of alcohol is 0.8 g cm^(-3) . In S.I. unit, it will be :

Chlloride samples are prepared for analysis by using NaCl, KCl, NH_4Cl separately or as mixtures. What minimum volume of a 5.0% by weight AgNO_3 Solution (Density =1.02 ) must be added to a sample wehging 0.321 g in order to ensure complete precipitation of choride in every possible cases?

A block of wood of density 0.8 g cm^(-3) has a volume of 60 cm^3 . The mass of block will be :