When copper sulfate reacts with sodium hydroxide solution, a precipitate of copper hydroxide and a solution sulfate are formed

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.