The phrase "has a composition of" is correct and can be used in written English.
It is typically used to describe the components or elements that make up something. Example: "The DNA molecule has a composition of four nucleotide bases: adenine, guanine, cytosine, and thymine."
The β′ structure has a composition of Mg9Si5.
The produced biogas usually has a composition of roughly 2/3 methane and 1/3 CO2, with traces of H2S.
In particular, the segment highlighted with number (1) on the left of Figure 5 has a composition of Co83Ni17, which was determined by EDS operating the microscope in TEM mode.
Meanwhile, the elemental analysis results show that the IFAC has a composition of C, 70.52%; H, 10.61%; and Fe, 7.35, which is close to that of [Fe3IIIO oleate 6 oleate) (Cald.: C, 70.27%; H, 10.81%; Fe, 7.79%).
The soil properties at the site are described by Hasegawa et al. ([2013]); in brief, the soil contains 21.4 mg g−1 total C and 1.97 mg g−1 total N, has a bulk density of 0.87 Mg m−3, and has a composition of 36% sand, 40% silt, and 23% clay.
The pavilion has a composition of horizontal and vertical levels and planes.
The goal of the settlement is to ensure that by 2007, no school in Hartford or its 21 closest suburbs will have a composition of more than 68percentt black and Hispanic students, the agreed-on benchmark for declaring a school desegregated.
The most active electrocatalyst obtained had a composition of Ir0.2Ru0.8O2.
The precipitates of the Cu Ni Mn P alloy were identified to have a composition of MnNiP.
Whereas, a co-continuous three-phase morphology was formed in the blends having a composition of 40/30/30.
As the waste glass, glass bottle for soft drinks (soda-lime silicate glass) was used having a composition of Na2O (15.5 mass%), CaO (11.0 mass%) and SiO2 (73.5 mass%).
