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Why does a change in teperature indicate that a change reaction may have occured?
Chemical reactions that involve bond-breaking tend to absorb energy from the surroundings, making the surroundings cooler. Chemical reactions that involve making bonds release energy, which makes the surroundings hotter. An example of a temperature change in a chemical reaction is when a burning fire produces heat.
Is enzyme in saliva a physical or chemical change?
i know that its physical change because all you saliva is doing is making the food wet
Why is churning a chemical change?
Churning is not a chemical change, but a physical change. It involves breaking up larger molecules, like fat globules in milk, into smaller ones through mechanical action, without altering their chemical composition. Chemical changes involve the formation of new substances with different chemical properties.
Is making Rice A Roni a chemical change?
Yes, because the preparation involve chemical processes.
Is the process of making sugar a chemical change?
Yes, it is true; this technology involve chemical processes.
