Chemistry, 26.11.2019 00:31 ShelleyPSeliger
Melting, boiling, and bending are considered physical changes, but burning is a chemical change. explain why this is so.
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Chemistry, 21.06.2019 19:00
Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion
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Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 22.06.2019 10:30
Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:
Answers: 1
Melting, boiling, and bending are considered physical changes, but burning is a chemical change. exp...
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