Xianming runs a titration and collects, dries, and weighs the baso4(s) produced in the experiment. he reports a mass of 0.2989 g go baso4. based on this, calculate the concentration of ba(oh)2 solution.
[ba(oh)2] = m

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.