This is a unique opportunity to buy an apartment with private terrace in a central Barcelona location. This fantastic apartment for sale in Barcelona Old Town is ideally located near the Ramblas and Christopher Columbus statue.The apartment is on the first floor of a building with a lift and measures 57 sqm plus another 45sqm of private terrace, ideal for enjoying a drink in the sunshine.he apartment is on the first floor of a building with a lift and measures 57 sqm plus another 45sqm of private terrace, ideal for enjoying a drink in the sunshine.
The composition of Uranus's atmosphere is different from its bulk, consisting mainly of molecular hydrogen and helium. The helium molar fraction, i.e. the number of helium atoms per molecule of gas, is 0.15 Â± 0.03 in the upper troposphere, which corresponds to a mass fraction 0.26 Â± 0.05.
The color of Uranus comes from its atmosphere. Just like Jupiter and Saturn, Uranus is composed mostly of hydrogen and helium, with trace amounts of other elements and molecules.The third most common molecule in the atmosphere of Uranus is methane (CH 4).This substance causes the blue-green color of Uranus.Hereâs how it works.ust like Jupiter and Saturn, Uranus is composed mostly of hydrogen and helium, with trace amounts of other elements and molecules. The third most common molecule in the atmosphere of Uranus is methane (CH 4). This substance causes the blue-green color of Uranus. Hereâs how it works.