Will get 1. balance the equation for the reaction between zinc and hydrochloric acid. zn + hcl zncl2 + h2 2. balance the equation for the reaction between iron (steel wool) and oxygen (water). fe + o2 fe2o3

The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

What are the first three quantum numbers for the electrons located in subshell 2s?