Question

B Fill in the blanks using the correct words.
change, we get back the original substance by changing the
1.
In.
conditions. (a reversible/an irreversible)
process. (a reversible/an irreversible)
2. Burning of paper is
3. If the chemical property of a substance remains unchanged but its appearance or
shape changes, it is called a
change.(chemical/physical)
4. Cutting of iron rod into pieces is a
change. (chemical/physical)
5. In a
change, only physical properties of a substance change.
(chemical/physical) ​

Answer 1

Answer:

this is the correct answer

Explanation:

1) a reversible

2)an irreversible

3)chemical

4)physical

5) physical

pls mark me as brainlist.

Answer 2

Answer:

1.riversible

2.an irreversible

3.physical

4.physical

5.physical