The dissolving of a salt in water is a ______?
The dissolving of a salt in water is a ______?
پانی میں نمک کی تحلیل کرنا ______ ہے؟
Explanation
The dissolving of salt in water is a physical change because:
Reversible Process: The salt can be recovered by evaporating the water (no new substance is formed).
Molecular Level: Salt (NaCl) dissociates into ions (Na⁺ and Cl⁻) but retains its chemical identity.