Briefly describe how a potentiometric pH meter works

Ithink the answer is pollution in the air steel made of iron and carbon

I’m pretty sure it’s false i’m not sure

The correct answer is c. orbital shape. "the angular momentum quantum number l describes the shape of an orbital. it corresponds to each orbital type, i.e. (0,1,2,−1)=(s,p,d,f,g,"

Answercan utilize even low wind speed to produce electricity;