Answers GA-GSE Physical Science AChemical Properties

Chemical Properties Answers

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Do you have a copy of the Student Guide, PDF or Word, for this lab, including your data table?

yes

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Have you gathered all the materials needed?

yes

Which answer below correctly identifies the type of change and the explanation for the change in calcium carbonate?

physical change because even though a state change was observed, the calcium carbonate retained its original properties

physical change because even though a particle size change was observed, the calcium carbonate retained its original properties and was not transformed into a new substance

chemical change because a state change was observed, which indicated that the calcium carbonate was transformed into a different substance

chemical change because a particle size change was observed, which indicated that the calcium carbonate was transformed into a different substance

Which answer below correctly identifies the type of change and the explanation for the boiling of water?

physical change because even though the change caused the temperature of the water to increase, the water’s physical properties remained exactly the same

physical change because even though gas formation was observed, the water was undergoing a state change, which means that its original properties are preserved

chemical change because gas formation was observed, which indicated that the water was transformed into a different substance

chemical change because a temperature change was observed, which indicated that the water was transformed into a different substance

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Chemical Properties Answers

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