The change in heat energy for a reaction is best expressed as a change in

a. Enthalpy (H)

b. Absolute temperature (T)

c. Specific heat (c)

d. Entropy (S)

e. Kinetic energy (KE)

All bases have a (n). taste.

Write the chemical formula for carbon tetrachloride and calcium bromide

The phase of matter where particles at extremely high temperatures become ionized.

How many electrons, protons, neutrons are contained in each atom? A) gallium-69 B) fluorine-23 C) titanium-48 D) tantalum-181

What is the Compound molar madd for barium nitrate?

Why is flammability is a chemical property and not a physical property.

Select the appropriate coefficient for O2 when the equation? O2 (g) + ? C5H12 (g) →? CO2 (g) + ? H2O (g) is balanced using the smallest possible integers.

If the number of neutrons in an atom is changed, does the atom become a new element? Why or why not? a. Yes. The number of neutrons determines the identity of an atom b. Yes.

What must be true for diffusion of a solute to occur across a partition that separates two compartments?

Salt dissolving in water is what type of property?