Atoms and Molecules

Gram Atomic Mass of oxygen
1. 1g
2. 12g
3. 14g
4. 16g
Atoms of different elements having the same mass number, but different atomic numbers are called?
1. Isotopes
2. Isotones
3. Isobars
4. None of these
The atomic mass of oxygen
1. 15.999 amu
2. 15.999 a
3. 15.666 amu
4. 5.999 amu
Atomicity of Ozone?
1. 2
2. 3
3. 4
4. 5
The gram molecular mass of water is
1. 16g
2. 18g
3. 32g
4. 17g
Gram molecular mass of carbon dioxide is
1. 44g
2. 16g
3. 12g
4. 14g
Atomic mass of boron is
1. 0.123amu
2. 10.111amu
3. 10.811amu
4. 10amu
RMM of sulfuric acid is
1. 88
2. 89
3. 79
4. 98