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When substances are combined to form a mixture, they
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
According to the law of Conservation of Mass, which of these statements are true?
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
Which of these is a physical change?
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
Elements in the same column of the periodic table have
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
Which of these is NOT evidence that a chemical change may have taken place?
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
Where are the metalloids located in the period table?
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
Which is always tru of a balanced chemical equation/
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
What 2 elements are in the same group or fmaily?
Both sides of the equation contain the same elements and the same number of atoms
keep their original properties
change in shape
fluorine and chlorine
similar chemical properties
melting
along the stairstep line
The mass of products in a chemical reaction equals the mass of the reactants.
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