LiOH is soluble. Na2CO3 is soluble. Cu(OH)2 is insoluble.
D. Cell membrane: surrounds a cell and allows substances to pass in and out
Answer is: <span>No, because she did not stop adding base once the color changed.
</span>The endpoint<span> is the point at which the indicator changes colour in a colourimetric </span>titration and that is point when titration must stop or results are going to be wrong, because t<span>he </span><span>equivalence point of titration is not measured right.</span>
