Answer:
No, glass melting is not a chemical reaction. Reactions may bring about change in substances and may be characterized as chemical or physical change.
Answer:
pH scale
Explanation:
pH scale -
In the field of chemistry , the accurate and exact value of acidity or basicity in a particular solution is calculated with the help of a pH scale .
The scale has reading ranging from 1 to 14 ,
where ,
- If the pH value less than 7 indicates the solution to be acidic in nature ,
- If the pH value is exactly equal to 7 , the solution is neutral in nature ,
and ,
- If the pH value more than 7 indicates the solution to be basic in nature ,
Hence , from the given statement of the question ,
The correct answer is pH scale .
Answer:
Electrical energy
Explanation:
Electrical energy is caused by the moving of electrons.
hope it helps!
Answer:
to make sure the cholerie is not to high
