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ILI LICITY
True or False:
Write True if the statement is correct and write False if the statement conveys wrong idea
1. A pure substance may either an element or a compound
2. A pure substance has the same properties to a mixture
3. At the start of boiling, the temperature of a pure substance does not change
4. A pure substance was observed to be melted completely within a short time.
5. A pure substance is homogeneous while a mixture is heterogeneous​


Sagot :

Answer:

1. true

2. false

3. false

4. true

5. true