The number of atoms in 0.1 mol of a triatomic gas is: The empirical formula of a compound is CHâ‚‚O. If its molar mass is 180 g/mol, what is its molecular formula?
The Bohr model, introduced by Danish physicist Niels Bohr in 1913, was a key step on the journey to understand atoms. Ancient Greek thinkers already believed that matter was composed of tiny basic ...
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