An example of a substance that is acidic is

Vinegar

Milk

Water

Bleach

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

Compare and contrast refraction of light and sound will give brainliest