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Chem grade 9 > physical and chemical changes > Flashcards

physical and chemical changes Flashcards

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1
Q

what are the three basic physical changes

A

change of state, dissolving or diluting a substance, breaking a substance

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2
Q

how many pieces of evidence in chemical change are there?

A

five

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3
Q

what are the five pieces of evidence in chemical change?

A

change of colour, change of odour, bubbles visible without heating, newly evolving solid, change in temperature or light

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Chem grade 9 (7 decks)

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