Chemistry, 25.06.2019 05:00 elizabethhubbe
Water is a pure substance. which of the following is true about water? a a chemical change is requirec to seperate the elemnts present in it b a physical change requirec to seperate the elemnts present in it c it is amde of two compounds, each witha different set of atoms d it is made up of an ekement and a compoumd.
Answers: 2
and oxigen 
. In fact, the chemical formula of water is 
.
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Water is a pure substance. which of the following is true about water? a a chemical change is requi...
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