What can be said about a reaction with A H = 62.4 kJ/mol and AS= 0.145 kJ/(mol-K)? A. It is spontaneous at 298 K.
B. It is spontaneous at 500 K.
C. It is always spontaneous.
D. It is never spontaneous.​

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

Which statement best describes the flow of energy in this scenario