Gallium is produced by the electrolysis of a solution obtained by dissolving gallium oxide in concentrated naoh(aq). calculate the amount of ga(s) that can be deposited from a ga(iii) solution by a current of 0.200 a that flows for 40.0 min.

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory