It is the first one keq[co]/
False, because water vapor, water vapour or aqueous vapor, is the gaseous phase of water. It is one state of water within the hydrosphere. Water vapor can be produced from the evaporation or boiling of liquid water or from the sublimation of ice. Unlike other forms of water, water vapor is invisible.
Since sodium chloride contains both a metal AND a nonmetal, the combination of those would result in an ionic bond.
Non-renewable energy sources CAN EVENTUALLY BE USED UP.
Non renewable energy sources refer to those energy sources that can not be replenished. Once they are used up, new one can not be formed or produced, this is because they can only be formed by natural processes and these processes take millions of years to occur. Examples of non renewable energy sources are: coal, natural gas and oil. All the fuels obtained from fossils are non renewable in nature.
Radioactivity refers to the natural transmutation, whereas transmutation refers to the change of one chemical element into another
