Molarity-Molality Relation
### Formula:
$$M=\frac{1000md}{1000+mM_m}$$
### Terminologies:
- M → Molarity.
- m → Molality.
- d → Density of solution.
- $$M_m$$ → Molar mass of solute.
### Usage:
- Used to convert molality into molarity when density is given.