Which of the following choices would have a negative entropy change?

A. N2(g) + 3H2(g)- >2NH3(g)
B. CaCO3(s) – > CaO(s) + CO2(g)
C. H2O(s)-> H2O(l)
D. Fe2O3(s) + 3C(s)- > 2Fe(s) + 300(g)

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

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.