Spočítej, kolik gramů váží 1 \mathrm{~mol} nuklidu uhlíku { }^{12} \mathrm{C}, jestliže jeho molární hmotnost je 12,00 \mathrm{~g} \cdot \mathrm{mol}^{-1}.
V tomto případě je nutné vzpomenout si, jak vypadá vzorec, který dává do poměru látkové množství a molární hmotnost.
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