Flat 50% off
BUY NOWEnds in


34.2 g of sucrose \((C_{12}H_{22}O_{11})\) are dissolved in 90 g of water in a glass. The number of oxygen atoms in the solution are :
(a) \(3.66 \times 10^{26}\)
(b) \(6.6 \times 10^{23}\)
(c) \(3.66 \times 10^{24}\)
(d) \(6.0 \times 10^{22}\)
Updated Mon, 02 Dec 2019 04:53 pm


There are two oxides of sulphur. They contain 50% and 60% of oxygen respectively by weights. The weights of sulphur which combine with 1 g of oxygen in the ratio of
(a) 1 : 1
(b) 2 : 1
(c) 2 : 3
(d) 3 : 2
Updated Fri, 29 Nov 2019 12:19 pm