If I mix 5mL of a 0.1M solution of Ni with 5mL of a 0.1M solution of Co, what will be the final concentration of each, Ni and Co?

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Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.