At what temperatures is an endothermic reaction spontaneous?
A. At higher temperatures when the change in entropy is positive
O
B. At all temperatures
O
C. At lower temperatures when the change in entropy is negative
O
D. At no temperatures
SUBMIT

98 ! and brainliest plz ! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!

The volume of a single vanadium atom is 9.29×10-24 cm3. what is the volume of a vanadium atom in microliters?