Aluminum is a substance because it is a particular type of matter that has particular and unique properties. aluminum is a unique element with a place on the periodic table
Answer:
Explanation:B ice melting is a phiyscal change and the mass of the substance remains the same
Answer: Lexington and Concord
Explanation: The British were trying to find weapons and could not find them.
Answer:
5.85 x 10⁻² mol Au
Explanation:
Divide the atoms of gold with Avogadro's number to find the solution.
