10.0 dm3 of air containing H2S as an impurity was passed through a solution of…
10.0 dm3 of air containing H2S as an impurity was passed through a solution of Pb(NO3)2 until all…
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Chlorine, consisting of two isotopes of mass numbers 35 and 37, has an atomic mass…
Chlorine, consisting of two isotopes of mass numbers 35 and 37, has an atomic mass of 35.5. The…
X(g) → X(^-)(g). The type of energy involved in the above transformation is?
X(g) → X(^-)(g). The type of energy involved in the above transformation is? A. ionization energy B. sublimation…
Which of the following terms indicates the number of bonds that can be formed by…
Which of the following terms indicates the number of bonds that can be formed by an atom? A.…
…………………P….Q…..R……S Proton…………..13….16….17…..19 Electron…………13….16….17…..19 Neutron………….14….16….35…..20 Which of the four atoms P,q,R and in S in the…
…………………P….Q…..R……S Proton…………..13….16….17…..19 Electron…………13….16….17…..19 Neutron………….14….16….35…..20 Which of the four atoms P,q,R and in S in the above data can…
A basic postulate of the kinetic theory of gases is that the molecules of a…
A basic postulate of the kinetic theory of gases is that the molecules of a gas move in…
Equal volumes of CO,SO2, NO2 and H2S were released into a room at the same…
Equal volumes of CO,SO2, NO2 and H2S were released into a room at the same point and time.…
If a gas occupies a container of volume 146 cm3 at 18°C and 0.97`atm, its…
If a gas occupies a container of volume 146 cm3 at 18°C and 0.97`atm, its volume 146cm3 at…
The volume occupies by 1.58g of a gas at s.t.p is 500cm3. What is the…
The volume occupies by 1.58g of a gas at s.t.p is 500cm3. What is the relative molecular mass…
Which of the following is formed when maltose reacts with concentrated tetraoxosulphate (VI) acid ?
Which of the following is formed when maltose reacts with concentrated tetraoxosulphate (VI) acid ? A. Carbon (IV)…