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Kaylis [27]
4 years ago
10

Explain physical and chemical reactions to 8th grade

Chemistry
1 answer:
jarptica [38.1K]4 years ago
5 0
Chemical reaction changes the components of the reactant and often yield products that are chemically different from the reactants. While physical reactions do not change the components of the reactants.
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What is 3 ethyl 3, 4 dimethylheptane abbreviated structural formula?<br>​
yulyashka [42]

Answer:

                    CH2- CH3

                     |

CH3 - CH2 - C        -     CH - CH2 - CH2 - CH3

                     |                 |

                    CH3           CH3

Explanation:

Heptane

CH3 - CH2 - CH2 - CH2 - CH2 - CH2 - CH3

3 ethyl 3, 4 dimethylheptane

                    CH2- CH3

                     |

CH3 - CH2 - C        -     CH - CH2 - CH2 - CH3

                     |                 |

                    CH3           CH3

6 0
3 years ago
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lianna [129]

Answer:

True

Explanation:

4 0
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A student is using a copper strip and a strong chlorine solution in her experiment. Which of these is a chemical property of one
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a

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