An impurity in compound will do what to its melting point: widen the temperature range and lower the melting point    narrow the temperature range and raise the melting point    widen the temperature range and raise the melting point    narrow the temperature range and lower the melting point

Q: what feature of a soap molecule gives it its cleaning ability? ans a,b,c or d a) a very strong…

A: Feature of a soap molecule which gives it its cleaning ability is that it has one part that is polar…

Q: Surface tension measures which of the following?       a.  a liquid's resistance to flow       b.…

A: Surface tension is the force acting per unit length. It depends on the intermolecular forces of…

Q: Definition of inorganic solid

A: We have to define inorganic solid

Q: Which of the following have lowest to highest melting point. Arrange from lowest melting point (1)…

A: Order of melting point for the following compoud is:- F2 < HCl < Cl2 < HF The force of…

Q: Fill in the blanks with the appropriate word or phrase.  1. The average kinetic energy of a gas…

A: Following are the filled blanks with appropriate words

Q: what will an electrical conductivity do when the size of a sample increases

A: Electrical conductivity is an intensive property and does not depend on the size of the…

Q: How is the mix melting point used to prove the identity of a compound? Mark all that apply. Melting…

A: Q.1 How is the mix melting point used to prove the identity of a compound? Mark all that apply.…

Q: A student reports a melting point of 121°C. What is objectionable about that? 1) the melting point…

A: During qualitative analysis of compounds, we can measure the melting point of the compound.  Melting…

Q: what type of intermoleculat forces occurs between water and chlorine

A: Water (H2O) and Chlorine (Cl2)

Q: Explain how the melting point of a compound that sublimates gets obtained

A: Melting point determination of any compound is usually done by the capillary method, in which, we…

Q: When you test a sample of tap water, the lightbulb of the conductivity apparatus glows bright why?

A: When we test a sample of tap water, the light bulb of the conductivity apparatus glows bright. Hence…

Q: How do we know we are observing the beginning of the melting point range? First drop of liquid is…

A: Melting point means the temperature when a solid converts into liquid.

Q: forces dominate and the particles are In the gaseous state of matter, the therefore

A: Gaseous State: In this state of matter the shape is not fixed that is it acquires the shape of the…

Q: Which of the following compounds has the highest vapor pressure? ОН

A: I would say option - 2nd          would have highest vapour pressure as it has lowest boiling point…

Q: Appendix A. Notes on Molecular Polarity To determine the polarity of a molecule, both the bonds…

A: Given,

Q: When water boils what forces are overcome? A Intermolecular forces (IMFs) B Covalent bonds C Both…

A:

Q: Describe the process by which a medical cold pack works. Make sure to include a description of the…

A: A medical cold pack, also known as an instant cold pack or cold compress, is a device used to…

Q: What is the dominant force holding the units together in solid carbon dioxide a.Dipolar b.…

A: 1- In this question, we will see that the dominant forces holding by the molecules in solid CO2 (…

Q: adhesive vs cohesive forces in a liquid and capillary

A: Forces that are present in same type of molecules i.e. attractive forces that act between same type…