" (ii) "(1095)/(1168)

(1095)/(1168) when expressed in simplest form is (13)/(16) (b) (15)/(16)(c)(17)/(26)(d)(25)/(26)

The simplest form of 1095/1168 is

The simplest from of 1095/1168 us

Q.19The number of boys and girls in a school are 1168 and 1095 respectively.The ratio of thenumber of boys to that of girls in the simplest form would be : (A) 16:15 (B) 15:16 (C) 73:4 (D) 4:73

The number of boys and girls in a school are 1168 and 1095 respectively. The ratio of the number of boys to that of girls in the simplest form would be : (A) 16:15 (B) 15:16 (C) 73:4 (D) 4: 73

Given that , (i) CH_(3)CHO+(5)/(2)O_(2)to2CO_(2)+2H_(2)O,DeltaH=-1168kJmol^(-1) (ii) CH_(3)COOH+2O_(2)to2CO_(2)+2H_(2)O,DeltaH=-876kJmol^(-1) DeltaH for the reaction , CH_(2)CHO+(1)/(2)O_(2)toCH_(3)COOH ,is

(A) Oxirane are cleaved under acidic and basic conditions. (R ) The oxirane ring is strained and the tetrahedral bond angle (109.5^(@)) is distorted t0 61.5^(@) .

A : bond angle in ether is slightly greater than normal tetrahedral angle (109.5^(@)) R : the hydridisation of oxygen atom in ether is sp^(3)

HCl gas is passed into water, yielding a solution of density 1.095 g mL^(-1) and containing 30% HCl by weight. Calculate the molarity of the solution.