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Match it!
Match it! Select the correct answer from the pull down...Good luck!
Select the chemical formula from the list below.
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
Which of the following represents a chemical reaction?
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
Evidence of a chemical change includes _____.
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
Which of the following is true about chemical reactions?
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
A student mixes 10 g of Substance A and 15 g of Substance B in a closed container and a chemical reaction takes place. What would you expect the final mass to be?
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
Every substance has characteristic physical and _____ properties that can be used to identify it.
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
Which of the following would result in a chemical reaction?
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
Select the chemical name.
chemical
all of the above
Some chemical reactions release energy and others absorb energy
In baking biscuits, the baking powder reacts to release carbon dioxide bubbles. The CO2 bubbles cause the dough to rise.
C6H8O7
25 g
burning wood
ascorbic acid
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Match it!
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