Question 8 Which of the following observations is the best evidence that unknown liquid X is composed of only one pure substance?
A Liquid X forms a solid when added to hydrochloric acid.
B
Liquid X boils away completely at a single temperature.
С
Liquid X appears clear and uniform throughout
D
Liquid X can be easily dissolved in water.
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A6.10 m nacl can be made by adding [x]g of nacl to a container and making the volume of water up to the 1.00 l line

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic