Aline in the hydrogen spectrum occurs at 434 nm. what is the frequency of this radiation in sec -1

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Which of the following are correct values for the ideal gas laws constant r

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?