1. burning of fuel is a _______ chemical change , where as rusting of iron is a _______ chemical changes.
burning of paper is a temporary change (write true or false) . please,give me answer hurrily i am in trouble.
Answers
Answer:
Answer:burning of fuel is a chemical change
Answer:burning of fuel is a chemical changerusting of iron is a physical change
Answer:burning of fuel is a chemical changerusting of iron is a physical changefalse
Answer:burning of fuel is a chemical changerusting of iron is a physical changefalseExplanation:
Answer:burning of fuel is a chemical changerusting of iron is a physical changefalseExplanation: during burning of fuel carbon dioxide and water is produced
Answer:burning of fuel is a chemical changerusting of iron is a physical changefalseExplanation: during burning of fuel carbon dioxide and water is producedrusting of iron is a physical change because no change of state no change of temperature no chemical change
Answer:burning of fuel is a chemical changerusting of iron is a physical changefalseExplanation: during burning of fuel carbon dioxide and water is producedrusting of iron is a physical change because no change of state no change of temperature no chemical changeburning of paper is a permanent or irreversible change because we cannot get the original substance from Ash and smoke
Answer:burning of fuel is a chemical changerusting of iron is a physical changefalseExplanation: during burning of fuel carbon dioxide and water is producedrusting of iron is a physical change because no change of state no change of temperature no chemical changeburning of paper is a permanent or irreversible change because we cannot get the original substance from Ash and smokeif the answer help you pleasemark give the feedback.
Answer:
True.
Explanation:
Both are true.
Because in the chemical reaction new product forms with the properties that is different from the substance which is reactants.
So Ash is totally different from fuel.
And Rust is different from the oxygen and iron.