6. Compound X is a colourless liquid at room temperature.
(a) A sample of pure X was slowly heated from -5.0°C, which is below its melting point, to 90°C
which is above its boiling point. Its temperature is measured every minute and the results are
represented on the graph.
90°C-
D
E
temperature
t°C
с
A
-5°C
time
1 point
Complete the equation for the equilibrium present in the region BC
X(s) =
Your answer

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.

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =

Which substance has non polar covalent bonds