By mass, oxygen is the third-most abundant element in the universe, after hydrogen and helium. At standardized conditions for temperature and pressure, two atoms of the element bind to form dioxygen, a diatomic gas that is colorless, odorless, and tasteless, with the formula O 2.xygen constitutes 49.2% of the Earth's crust by mass and is the major component of the world's oceans (88.8% by mass). Oxygen gas is the second most common component of the Earth's atmosphere, taking up 20.8% of its volume and 23.1% of its mass (some 10 15 tonnes).
Riviera, Mediterranean coastland between Cannes (France) and La Spezia (Italy). The French section comprises part of the CÃ´te dâAzur (which extends farther west), while the Italian section is known to the west and east of Genoa as the Riviera di Ponente and the Riviera di Levante, respectively.
Welcome to GrandRivieraPrincess.comÂ®. The Grand Riviera Princess is located in the stunning Riviera Maya. The hotel is perfect for an unforgettable vacation thanks to its magnificent surroundings. 672 fully-equipped rooms with a range of services offer a variety of possibilities to choose from; Junior Suite, Junior Suite Deluxe, delightful Villas or the glamour of the Platinum Suite.