$A$ sample of calcium carbonate $(CaCO_3)$ has the following percentage composition: $Ca = 40\%$,$C = 12\%$,$O = 48\%$. If the Law of Definite Proportions is true,what is the weight of calcium in a $4 \ g$ sample of calcium carbonate?
- A$0.016$
- B$0.16$
- C$1.6$
- D$16$
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According to Dalton's atomic theory,which other laws are explained by the atomic theory?
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Reason : Under similar conditions of temperature and pressure,equal volumes of gases do not contain equal numbers of atoms.
Reason : Under similar conditions of temperature and pressure,equal volumes of gases do not contain equal numbers of atoms.
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View SolutionThe following data are obtained when dinitrogen and dioxygen react together to form different compounds:
Mass of dinitrogen Mass of dioxygen $14 \ g$ $16 \ g$ $14 \ g$ $32 \ g$ $28 \ g$ $32 \ g$ $28 \ g$ $80 \ g$
Which law of chemical combination is obeyed by the above experimental data?
| Mass of dinitrogen | Mass of dioxygen |
|---|---|
| $14 \ g$ | $16 \ g$ |
| $14 \ g$ | $32 \ g$ |
| $28 \ g$ | $32 \ g$ |
| $28 \ g$ | $80 \ g$ |
Which law of chemical combination is obeyed by the above experimental data?
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