A chemical change affects on the molecular level of matter, which makes it irreversible. Combustion is a pretty good exmple. Physical changes are reversible and dont alter the formula. Hope this helped!
Answer:
When n acid reacts with a base , salt and water is formed because when acid reacts with base, it loses its acidic property and base loses its basic property to form a neutral substance like salt and water..
i think the answer is B. They have low reactivity.Hope this helped (:
Question 17: answer:The solute is the drink crystals and the solvent is the water…
I wish I am correct
