Register, ask, and answer questions to earn more points and privileges. Some features are disabled for users with few points.
Simplest test that can be used to distinguish between carbon(ii) oxide and carbon(iv)oxide is;Bubble CO and CO2 separately in test tubes containing calcium hydroxide solution/lime water. CO2 forms a white precipitate while CO do not.
Water a liquid at room temperature while carbon(iv)oxide a gas because;Water has stronger hydrogen bonds between its molecule unlike carbon(iv)oxide which has weak van dar waal forces.
Uses of soils include;Soils may contain valuable minerals e.g alluvial gold diamondsSoils such as clay are used in making ceramics such as pots and tiles.Soils are used in building and construction e.g clay for brick making and sand for constructionSoil provide physical support on which plants growIt's a medium through which plants absorb water and mineral elements
Uses of chlorine include;Manufacture of hydrochloric acidBleaching agentsChloroformTreatment of water
Uses of zinc metal include;Galvanizing iron/metalsMaking dry cell casingMake alloys e.g brass