Q7 Explain why burning of wood and cutting it into small pieces are ... www.lidolearning.com › questions › s-bb-ncert7-ch6-ex-q7 › q7-explain-...
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Chemical change leads to the formation of new substances. A chemical change is said to have occurred when the piece of wood decays.
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A chemical change occurs when a piece of wood... a. is split b. is painted c. decays d. is cut. c.
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When a piece of wood is cut, the saw blade creates a small hole in the wood. The saw then flows liquid wood glue through the small hole, and the glue.
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This change is irreversible and hence a chemical change. While cutting wood into smaller pieces is a physical change as there is no change in the original ...
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Wood burning is a chemical change , because the reaction which takes place is a non reversible reaction . The burnt wood turns out to be an ash .
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Burning of wood is a chemical change as new substances which cannot be changed back (e.g. carbon dioxide) are formed. For example, if wood is burned in a ...
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2 Mar 2022 · Burning of wood is a chemical change as new substances which cannot be changed back (e.g. carbon dioxide) are formed. For example if wood is ...
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3 days ago · Yeah, reviewing a ebook a chemical change occurs when a piece of wood could accumulate your near connections listings.
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Log burning in a fire. Burning wood is an example of a chemical reaction in which wood in the presence of heat and oxygen is transformed into carbon dioxide ...
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Chemical change New substances are formed when wood burns. Carbon-dioxide and vapors leave the wood, reducing it to ashes and carbon substances.
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10 Sept 2022 · The texture of a substance can differ with a physical change. For example, if a piece of wood was sanded, waxed, and polished, it would have a ...
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Burning of wood is a chemical change as new substances which cannot be changed back (e.g. carbon dioxide) are formed. For example, if wood is burned in a ...
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Yes, the burning of wood is an example of a chemical reaction called combustion. Here, wood transforms into carbon-di-oxide, water vapor, and ash in presence of ...
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Play this game to review Science. What happens when a piece of wood burns?
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