If we mix equal volume of two solution. Match the following:
Column I Column II
(A) $0.2 M K O H + 0.5 M H C O O H$ (p) $0.7$
(B) $0.1 M N a C l + 0.1 M N a N O_{3}$ (q) between $1$ to $7$
(C) $0.1 N I N H_{4} C l + 0.1 M N a O H$ (r) $7$
(D) $0.5 M H C l + 0.1 M N H_{4} O H$ (s) greater than $7$

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Solution

(A) 0.2 M Base $N = \frac{(0.5 - 0.2)}{2} = \frac{0.3}{2}$
0.5 M Acid pH = -log(0.15) = 0.822 = 0.8
(B) 0.1 M $N a C l$ Buffer of two salts pH = 1 to 7
0.1 M $N a N O_{3}$
(C) 0.1 N $N H_{4} C l$ Midrange pH
0.1 M NaOH
(D) 0.5 M HCl Acidic- pH-1 to 7
0.1 M $N H_{4} O H$

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Column I	Column II
(A) $0.2 M K O H + 0.5 M H C O O H$	(p) $0.7$
(B) $0.1 M N a C l + 0.1 M N a N O_{3}$	(q) between $1$ to $7$
(C) $0.1 N I N H_{4} C l + 0.1 M N a O H$	(r) $7$
(D) $0.5 M H C l + 0.1 M N H_{4} O H$	(s) greater than $7$

If we mix equal volume of two solution. Match the following:Column IColumn II(A) 0.2 M KOH+0.5 M HCOOH(p) 0.7(B) 0.1 M NaCl+0.1 M NaNO3(q) between 1 to 7(C) 0.1 NI NH4Cl+0.1 M NaOH(r) 7(D) 0.5 M HCl+0.1 M NH4OH(s) greater than 7

(A) 0.2 M Base N=(0.5−0.2)2=0.32 0.5 M Acid pH = -log(0.15) = 0.822 = 0.8(B) 0.1 M NaCl Buffer of two salts pH = 1 to 7 0.1 M NaNO3 (C) 0.1 N NH4Cl Midrange pH 0.1 M NaOH(D) 0.5 M HCl Acidic- pH-1 to 7 0.1 M NH4OH

If we mix equal volume of two solution. Match the following:
Column I Column II
(A) $0.2 M K O H + 0.5 M H C O O H$ (p) $0.7$
(B) $0.1 M N a C l + 0.1 M N a N O_{3}$ (q) between $1$ to $7$
(C) $0.1 N I N H_{4} C l + 0.1 M N a O H$ (r) $7$
(D) $0.5 M H C l + 0.1 M N H_{4} O H$ (s) greater than $7$

(A) 0.2 M Base $N = \frac{(0.5 - 0.2)}{2} = \frac{0.3}{2}$
0.5 M Acid pH = -log(0.15) = 0.822 = 0.8
(B) 0.1 M $N a C l$ Buffer of two salts pH = 1 to 7
0.1 M $N a N O_{3}$
(C) 0.1 N $N H_{4} C l$ Midrange pH
0.1 M NaOH
(D) 0.5 M HCl Acidic- pH-1 to 7
0.1 M $N H_{4} O H$