100 ml of 0.3 N HCl is mixed with 200 ml of 0.6 N H₂SO₄. The final normality of the resulting solution will be

(1) 0.1 N

(2) 0.2 N

(3) 0.3 N

(4) 0.5 N

An aqueous solution of 6.3 g oxalic acid dihydrate is made up to 250 ml. The volume of 0.1 N NaOH required to completely neutralize 10 ml of this solution is [IIT 2001; CPMT 1986]

(1) 40 ml

(2) 20 ml

(3) 10 ml

(4) 4 ml

10.6 g of Na₂CO₃ was exactly neutralised by 100 ml of H₂SO₄ solution. Its normality is

(1) 1 N

(2) 2 N

(3) 1.5 N

(4) 0.5 N

The molarity of pure water (d = 1 g/l) is -

1. 555 M

2. 5.55 M

3. 55.5 M

4. None of the above

Equal volumes of $0.1\mathrm{M}{\mathrm{AgNO}}_3$ and 0.2 M NaCl are mixed. The concentration of ${\mathrm{NO}}_3^{-}$ ions in the mixture will be 

(1) 0.1 M

(2) 0.05 M

(3) 0.2 M

(4) 0.15 M

The molarity of H₂SO₄ solution that has a density of 1.84 g/cc at 35°C and contains 98% by weight is

(1) 4.18 M

(2) 8.14 M

(3) 18.4 M

(4) 18 M

Amount of oxalic acid ${\left(\mathrm{COOH}\right)}_2.2{\mathrm{H}}_2\mathrm{O}$ in grams that is required to obtain 250 ml of a semi-molar solution is 

(1) 17.25 g

(2) 17.00 g

(3) 15.75 g

(4) 15.00 g

Volume of 10 M HCl should be diluted with water to prepare 2.00 L of 5 M HCl is 

(1) 2 L

(2) 1.5 L

(3) 1.00 L

(4) 0.5 L

The volume of 95% H₂SO₄ (density = 1.85 g cm^–3) needed to prepare 100 cm³ of 15% solution of H₂SO₄ (density = 1.10 g cm³) will be

(1) 5 cc

(2) 7.5 cc

(3) 9.4 cc

(4) 12.4 cc

The molarity of a $0.2\mathrm{N}{\mathrm{Na}}_2{\mathrm{CO}}_3$ solution will be [MP PMT 1987]

(1) 0.05 M

(2) 0.2 M

(3) 0.1 M

(4) 0.4 M