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When you mix two substances in a beaker and expect them to undergo a chemical change the temperature of the mixture does not change has a chemical change occurred?
Wiki User
∙ 12y ago
a chemical change occurs
Wiki User
∙ 12y ago
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Is a mixture always a chemical combining of substances?
Any particular isolated sample of a mixture has a definite chemical composition, but the general idea of a mixture, even of the same materials, implies variability in possible chemical composition.
What happens to substances in a chemical change?
It creates a new mixture and is irreversible.
What do mixture and substances have alike?
Both are composed from chemical elements.
Why do substances in a mixture keep their identities?
No chemical change happens when a mixture is made. So, each substance in a mixture has the same chemical makeup it had before the mixture formed.
What is the chemical symbol for opium?
There is no chemical symbol for opium. It is a mixture. Only pure substances have chemical symbols.
Is A mixture is a chemical combination of substances?
No. A mixture is a mechanical combination of substances. A chemical combination of two or more elements is a compound.
What is a mixture of two or more substances?
A combination of two substances that do not chemically react can be a mixture or a solution.When two substances combine to form a new substance, it is said that a chemical reaction has occurred. This reaction is a combination reaction, also known as synthesis. The new substance formed may or may not possess the properties of the constituent substances.When the separate substances are elements, a chemical reaction is one that creates chemical bonds, the combined substance being a compound.
How are pure substances and mixtures different?
Both mixtures and pure substances have measurable and observable chemical properties and physical properties. A liquid mixture vaporizes over a temperature range; whereas, a pure substance boils at a fixed temperature.
Is a mixture always a chemical combining of substances?
Any particular isolated sample of a mixture has a definite chemical composition, but the general idea of a mixture, even of the same materials, implies variability in possible chemical composition.
How mixture relate to substance?
A mixture contain two or more substances (chemical compounds).
What is form when two substances are in the same container but no chemical reactions occurs?
A mixture
What happens to substances in a chemical change?
It creates a new mixture and is irreversible.
When two or more substances are mixed together without undergoing a chemical reaction it results in?
If you mix things together, you get a mixture.
What do mixture and substances have alike?
Both are composed from chemical elements.
Chemical formula of brick?
Brick is a mixture of a number of substances and so does not have a chemical formula.
Why do substances in a mixture keep their identities?
No chemical change happens when a mixture is made. So, each substance in a mixture has the same chemical makeup it had before the mixture formed.
What is the chemical symbol for opium?
There is no chemical symbol for opium. It is a mixture. Only pure substances have chemical symbols.
