The chemist compared several skeletal formulae to determine the most stable isomer.

When I first learned about the Rydberg formula, I was amazed that one expression could predict the wavelengths of so many spectral lines.

The chemist compared several Kekulé formulae to determine the most stable resonance structure.

To validate the model we computed several closed formulae for the correlation functions and compared them with numerical simulations.

Under the microscope, the students compared several chemical formulae drawn on the board to check for consistency.

The chemist counted the formula units in the crystal lattice to determine the compound's stoichiometry.

I stocked up on baby formulae, bottles, and pacifiers before the baby arrived.

The researchers compared several prime formulae to identify which produced the most accurate results.

In analytic number theory, Perron's formula is often used to express summatory functions through an inverse Mellin transform.

Students in the spectroscopy class derived the Balmer formula to predict the wavelengths of visible hydrogen lines.