The 4 clues are 1) color change 2) the formation of gas bubbles 3) formation of a precipitate 4) temperature change. I hope this helps
The first statement is FALSE
<span>The Battle of Appomattox Court House, fought on the morning of April 9, 1865, was one of the last battles of the American Civil War.
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The second statement is FALSE
The Monitor and the Merrimac were indeed ironclad Civil War warships that fought in the Battle of <span>Hampton Roads but neither of them won.
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I hope my answer has come to your help. God bless and have a nice day ahead!