Which of the following observations is evidence of a chemical change, rather than evidence of a physical change? O When
Posted: Thu Jun 09, 2022 7:13 am
solutions of AgNO3 and NaCl are mixed, a white solid forms. www.
Which of the following observations is evidence of a chemical change, rather than evidence of a physical change? O When the temperature of liquid water is lowered to 0°C, a clear colorless solid forms. O When a balloon containing CO2 is heated, the volume of the balloon increases. If a balloon containing Helium gas is burst, the Helium will mix with the air in the room. When