Carbon dioxide example sentences

In fact, carbon dioxide constitutes up to 95-97% of the atmosphere on enus and Mars.Of these products, the oxides of sulphur and nitrogen and carbon monoxide are poisonous at high concentrations and carbon dioxide is a green-house gas.This energy is used to synthesise (prepare) food from carbon dioxide and water.Decomposition of calcium carbonate to calcium oxide and carbon dioxide on heating is an important decomposition reaction used in various industries.Natural gas is considered an environment friendly fuel because of low carbon dioxide emissions and is, therefore, the fuel for the present century.The utilisation of glucose to provide energy to living things involves the process of respiration in which oxygen may or may not be used to convert glucose back into carbon dioxide.An increase in the carbon dioxide content in the atmosphere would cause more heat to be retained by the atmosphere and lead to global warming.Alkanes on heating in the presence of air or dioxygen are completely oxidized to carbon dioxide and water with the evolution of large amount of heat.Carbon dioxide from air is taken in through the tiny pores present on the surface of the leaves.As soon as the bottle is opened, some of the dissolved carbon dioxide gas escapes to reach a new equilibrium condition required for the lower pressure, namely its partial pressure in the atmosphere.Have you noticed how rapidly the number of vehicles is increasing in our cities? ehicles produce high levels of pollutants like carbon monoxide, carbon dioxide, nitrogen oxides and smoke (Figureure 1 3).In the combined state, it is found as carbon dioxide in the atmosphere, as carbonate and hydrogencarbonate salts in various minerals, while all life-forms are based on carbon-containing molecules like proteins, carbohydrates, fats, nucleic acids and vitamins.At least a half of the total carbon dioxide fixation on earth is carried out by algae through photosynthesis.When heated in air, coal burns and produces mainly carbon dioxide gas.In planets such as enus and Mars, where no life is known to exist, the major component of the atmosphere is found to be carbon dioxide.