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Which of the following is an evidence that a chemical reaction has occurred? O ice melting gas is formed O alien invaded Earth O change in mass

Which of the following is an evidence that a chemical reaction has occurred? O ice melting gas is formed O alien invaded Earth O change in mass
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5 votes
Which of the following is an evidence that a chemical reaction has occurred?

O ice melting
gas is formed
O alien invaded Earth
O change in mass

asked
User Igneus
by
8.3k points

1 Answer

2 votes
Gas is formed because it’s a chemical change
answered
User Joe Masilotti
by
7.7k points
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