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Is warming chocolate a physical change or chemical change?
physical change
Is melting chocolate a reversible reaction why?
Yes. It's just like ice to water and back to ice. - - - - - "Reaction" implies a chemical change. Melting chocolate is a physical change. (Hardening melted chocolate can involve a whole series of physical changes but that's a different issue.)
Is dissolving salt in water reversible or irreversible?
This is a reversible process.
What chemical reaction that can proceed forward or backward is a?
You think probable to a reversible reaction.
Is cutting wood reversible or irreversible?
Reversible.
Is chocolate reversable?
chocolate is reversible when you melt it put it in the freezer but if you eat it it will not be reversible
Is White chocolate reversible?
Monkies
Is melting chocolate a reversible reaction?
yes
Is a wax burning a reversible change?
no! because burning is never a reversible change as heating is a reversible change e.g chocolate melting
Do you not believe in global warming?
I do. Global warming exists. The main cause of global warming is the increase in greenhouse gases from burning of fossil fuels (coal, oil and natural gas) in industry, transport and the generation of electricity, which releases carbon dioxide (CO2). That increase is reversible. The second leading cause is the increase in deforestation. That is also reversible.
Which of them is a reversible change coffee dissolving Water boinling Chocolate melting wood burning?
Coffee dissolving, water boiling and chocolate melting are reversible physical transformations whereas wood burning is a chemical combustive transformation.
What is meant by reversible and irreversible action?
i want any 10 reversible and irreversible changes taking place in home a) kitchen b) garden c) bathroom
Examples of reversible physical change?
examples of physical change are ice,water,chocolate,liquid,
Is melting cheese a reversible change?
no, you cannot get cheese back to cheese when melted
Is hot chocolate and examples of thermal energy?
Hot chocolate itself is not thermal energy. However, a person warming his or her hands on a cup of hot chocolate IS an example of thermal energy. :)
Give an example of a reversible change?
An example of a reversible change is an ice cube meting into water and then changing back to an ice cube again if frozen. Another is chocolate melting when heated and changing back to a solid when cooled.
Why does chocolate melt faster now than in the past?
Two words... Global Warming...
