A container has an equal mass of H2, O2 and CH4 at 27℃, the ratio of their volume is
1.0.672233796
2. 8:1:2
3. 16:1:2
4.0.344456019
Posted Date:-2021-03-08 07:27:03
Boron exists as two stable isotopes; 10B(19%) and 11B(81%). Find out the average atomic weight of boron in the periodic table
1. 10.0
2. 11.2
3.10.2
4.10.8
Posted Date:-2021-03-08 07:27:03
A gas X has Cp and Cv ratio as 1.4, at NTP 11.2 L of gas X will contain_______ number of atoms
1.1.2 × 1023
2.3.01 × 1023
3.2.01 × 1023
4.6.02 × 1023
Posted Date:-2021-03-08 07:27:03
Which one will have maximum numbers of water molecules?
1.18 molecules of water
2.1.8 grams of water
3.18 grams of water
4.18 moles of water
Posted Date:-2021-03-08 07:27:03
Find the volume of O2 required to burn 1 L of propane completely, measured at 0℃ temperature and 1 atm pressure
1. 10 L
2.7 L
3. 6 L
4. 5 L
Posted Date:-2021-03-08 07:27:03
Pressure has the same dimension as ____________
1.energy per unit volume
2. energy
3.force per unit volume
4.force
Posted Date:-2021-03-08 07:27:03
The number of atoms present in 0.1 moles of a triatomic gas is
1.1.806 × 1023
2.1.806 × 1022
3.3.600 × 1023
4. 6.026 × 1022
Posted Date:-2021-03-08 07:27:03
There are two chlorides of sulphur S2Cl2 and SCl2. What is the equivalent mass of S in SCl2
1. 64.8 g/mole
2.32 g/mole
3.16 g/mole
4.8 g/mole
Posted Date:-2021-03-08 07:27:03
Which of the species is not paramagnetic?
1. As+
2.Cl–
3.Ne2+
4.Be+
Posted Date:-2021-03-08 07:27:03