CBSE Class 9 Chemistry Atomic Mass and Molecular Mass
The sum of the relative atomic masses of the atoms constituting the molecule and its unit is the atomic mass unit known as
In the compound Al2O3, the valency of Al is
The chemical formula of tin (IV) chloride is
- find molar mass of sodium carbonate
- Calculate the mass of 1.5 mole of methane CH4
- How to find mass number without knowing no of neutrons and atomic mass .
- State the low of mass conservation
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- molecular mass of magnesium chloride is?
- what is the mass of sulphur
- how will you calculate the mass number of argon,helium,phosphorus
- is automic mass same for all elements or is a different for different atoms? explain ? explain
- mass of 5.84*10^21 atoms of Helium
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