Many formulas can perform more than one calculation at a time. A simple example for Excel is =SUM(A1:A12,B14:B23,D6:D32) .
A formula or an expression.
Order of Operations
For mass % only the mass is required for this calculation. When only moles are known, than also molar composition - formula and atomic- or molecular masses are needed to calculate % of composition
When ease of calculation is more important than accuracy.
The answer depends on what operations were used. There should normally not be more significant figures in the answer than in any of the numbers used in the calculation.
Babies can have more than formula at around six months of age.
A formula that contains more than one atom.
welding
they are strong
Structural formula provides more information
The plural 's' at the end means there are more than one. If there are more than one there can be no single formula.
Liquid baby formula may be a little more expensive than powdered formula, but liquid is better for the baby. It is more natural and healthier for the baby.