Chemistry, 04.07.2019 16:00 aaanderson59
Which of the following procedures involves a physical change in one of the substances? a. creating salt by reacting sodium metal and chlorine gas b. allowing a nail to rust c. building a model rocket propelled by mixing baking soda and vinegar d. separating a salt solution by evaporating the water
Answers: 2
Chemistry, 23.06.2019 04:10
An unknown substance has been shown to have metallic bonds. which of the following is most likely a property of this substance? a. low conductivity b. low boiling point c. high malleability d. high solubility in water
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Chemistry, 23.06.2019 06:30
Moving force of air flows from areas of high pressure to areas of low pressure true or false
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Chemistry, 23.06.2019 11:00
Which example is a mechanical wave? a.microwave b.radio wave c.water wave d.ultraviolet light
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Which of the following procedures involves a physical change in one of the substances? a. creating...
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