Which two criteria are the most important for engineers to consider when developing a process to produce ammonia? O A. The process needs to produce significant amounts of ammonia. OB. The process needs to copy something that has already been done. C. The reactants need to come from natural sources. D. The process needs to be able to be performed safely.

The grooves or folds of the brain are called

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which are forms of frozen water? check all that apply. dew frost hail rain sleet