Pure benzophenone melts at 48.1 degree C. Your sample of benzophenone began to freeze at 47.0...
Pure benzophenone melts at 48.1°C. Your sample of benzophenone began to freeze at 47.0°C. When you repeated this measurement, the sample again began to freeze at 47.0°C. Give at least two reasonable explanations for this observation. Pure benzophenone melts at 48.1°C. Your sample of benzophenone began to freeze at 47.0°C. When you repeated this measurement, the sample again began to freeze at 47.0°C. Give at least two reasonable explanations for this observation.
Pure benzophenone melts at 48.1 degrees Celsius. Your sample of benzophenone began to freeze at 47 degrees Celsius. When you repeated this measurement, the sample again began to freeze at 47 degrees Celsius. Give at least 2 reasonable explanations for this observation.
You tried to read the thermometer when your solution containing the unknown began to freeze but were not certain if the reading was 43.5 degrees celsius or 44.0 degrees celsius so you decided to repeat this by remelting the solidifying mass. The new reading you observed was clearly 41.0 degrees celsius. What happened?