Astudent collected the data shown in the table below during an experiment. liquid characteristics liquid characteristics boiling point freezing point color toxicity mercury 357 °c −39 °c shiny silver gray hazardous if tube is broken alcohol 78 °c −115 °c colorless relatively non-hazardous based on the data, which of the following conclusions can be made about the use of mercury and alcohol thermometers?

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.

What type of matter is made of only one kind of atom

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .