Which of these could also be classified as a chemical property of matter? A) odor B) melting point C) molecule size D) generatio n of heat
2 answers:
Answer:
(A) odor
Step-by-step explanation:
Chemical properties are properties that can be measured or observed only when matter undergoes a change to become an entirely different kind of matter. They include reactivity, flammability, and the ability to rust. Reactivity is the ability of matter to react chemically with other substances.
Signs of a Chemical Reaction
Gases are released
Solids can form
Temperature can change
A.) Odor, because smell is a substance that cannot be reversed
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Step-by-step explanation:
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Answer:
141°
Step-by-step explanation:
It's an octagon so the Sum of interior angles is: (8-2)×180=1080
5x+133+16+126+162-12+30=5x+455=1080
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x=125
x+16=141
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2 x 15 = 30, 9 x 22 = 198, 198 + 30 = 228.
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