4. Show an animation to help explain why mass is conserved in melting, dissolving, and in a chemical change. Show the animation Conservation of Mass in Physical and Chemical Changes. Explain that ...
The Law of Conservation of Mass dates from Antoine Lavoisier's 1789 discovery that mass is neither created nor destroyed in chemical reactions. In other words, the mass of any one element at the ...
As a practical exercise ... create gas in contained conditions to show the mass does not change. The conservation of mass could be discussed in relation to the combustion of hydrocarbons.
As a practical exercise ... create gas in contained conditions to show the mass does not change. The conservation of mass could be discussed in relation to the combustion of hydrocarbons.
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