Valence electrons are located on the outermost energy level and determine how reactive an atom will be
it is true for your question
The action that would most likely lead to. Decrease in volume is decrease in temperature.
Answer:
Substance K is hydrochloric acid and the process is neutralisation
Step-by-step explanation:
When you react hydrochloric acid and sodium carbonate, you produce sodium chloride, carbon dioxide and water
Answer:
Hg Pb are in one, Li and B and O are in one, and NaCl are in one, As is alone
Explanation:
Periods are horizontal
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