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What shows the chemical makeup of a pure substance?
a chemical formula
When there is a change in the chemical composition of a substance its called a?
Chemical Substance
A number that is lower and smaller than the letter symbols in a chemical formula that shows how how atoms of a substance are in a molecule is called?
coefficent
What is a substance that is changed in a chemical reaction Called?
A substance that undergoes change in a chemical reaction is called a reactant.
A number that is lower and smaller than the letter symbols in a chemical formula that shows how many atoms of a substance are in a molecule is called?
coefficent
Which is not true about the chemical formula of a substances?
which is not true about the chemical formula of a sbstance? a.it gives the number and kinds of atoms present. b.it shows that a substance has a definite compound. c.it shows the elements present in the compound. d.it shows the phase of a substance.
In a chemical change what substance is formed?
The substance formed in a chemical change is called Product.
What is a substance that a chemical reaction produces?
This substance is called the end-product of a chemical reaction.
A number that is lower and smaller than the letter symbols in a chemical formula that shows how many atoms of a substance are in a molecule is called a?
coefficent
Shows the number and type of atoms present in the smallest representative unit of a substance?
The smallest representative unit of a substance is called a molecule. The number and type of atoms present in a molecule are determined by the chemical formula of the substance. The chemical formula provides information on the number and type of each element present in the molecule.
When a substance change into a different substance it is called what?
This is a chemical reaction.
What are the new substance formed in a chemical reaction called what?
The substance that is created is called a product.
