According to the paragraph, if a physical change happens to a substance that if made of a mixture of gold (Au), Silver (Ag) and Iron (Fe), the outcome will contain * 1 point
A little bit less of each element.
All of the same elements
At least 2 of the three original elements
At least 1 of the original elements
There is no way to tell

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.

Which element is the least metallic between cadmium, silver, zinc, or iron?

Which of the following describes a situation where competition between producers exists