"This will give you a physical image of an object in terms of its elemental composition."

Bertholett first determined the elemental composition of the gas ammonia, in 1785.

Q is a complex function of the elemental composition of the coal.

Designed to estimate the elemental composition of Martian surface rocks.

With knowledge of elemental composition a chemical formula can be derived.

In practice, the total elemental composition of an organism is rarely determined.

Various techniques may be fruitfully used to measure elemental composition.

The elemental composition of the clouds wouldnt support the production of energy.

These instruments will be used to examine the dwarf planet's shape and elemental composition.

The elemental composition of Mars is different from Earth's in several significant ways.