which of the following substance the constituents are present in definite proportion. A.) cement,B.)sugar solution, C.) co2 D.) salad
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Explanation:
In compound constituent elements are always present in a definite proportion by fixed ratio. Two or more elements combine to form compound. A compound is a substance formed when two or more chemical elements are chemically bonded together.
B and C is the ans
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in case of carbon dioxide the constituent are present in a definite proportion.
Option c
Explanation:
- this is because carbon dioxide is a pure substance whereas the rest of the options are impure substances or mixtures.pure substances include elements and compounds. They have same boiling and melting point. In addition to this a pure substance which is made up of gold consists of only particles of gold.
- They have fixed boiling and melting point. However the mixture have different types of substances in different ratio. As a result of this their boiling point changes with change in the concentration of the substances present in them
to know more about pure substances,
what is meant by the pure substance - Brainly.in
brainly.in/question/4007843
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