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State whether the following statements are true or false. In case a statement is false, write the corrected statement in your notebook.

(a) Cutting a log of wood into pieces is a chemical change.

(True/False)

(b) Formation of manure from leaves is a physical change.

(True/False)

(c) Iron pipes coated with zinc do not get rusted easily.

(True/False)

(d) Iron and rust are the same substances.

(True/False)

(e) Condensation of steam is not a chemical change.

(True/False)

i need short explanation po :)



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Sagot :

[tex]\huge\color{red} {\boxed{\tt{A}}}\color{blue}{\boxed{\tt{N}}}\color{hotpink}{\boxed{\tt{S}}}\color{blueviolet}{\boxed{\tt{W}}}\color{fuchsia}{\boxed{\tt{E}}}\color{lightgreen}{\boxed{\tt{R}}}[/tex]

(a) Cutting a log of wood into pieces is a chemical change.

➪ False

  • Cutting a log of wood into pieces is an irreversible physical change.

(b) Formation of manure from leaves is a physical change.

➪False

  • Formation of manure from leaves is a chemical change.

(c) Iron pipes coated with zinc do not get rusted easily.

➪True

(d) Iron and rust are the same substances.

➪False

  • Iron and rust are different chemical substances. Rust is iron oxide.

(e) Condensation of steam is not a chemical change.

➪ True

Explanation:

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