What is one effect of particulates on the environment?

List four observations that indicate that a chemical reaction may be taking place

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?