Answer:
The mass of a system does not change during a chemical reaction
Explanation:
Correct Answers
The statement that is true among
the following sentences is ‘Minerals can be elements or compounds’. Minerals cannot
be liquid in form and they are not organic. Minerals are inorganic and present
as solid in phase. When placed in water, they do not dissolve at all.
Answer:
Anything in the environment that causes a change is called a stimulus.
Explanation:
