Arealistic representation of population growth is the?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp