First, third, last one I had the same test
Answer: A scientific model is a physical and mathematical and conceptual representation of a system of ideas, events or processes.
ANd also for your second question i dont know what you mean?
Explanation:
Answer:
Manganese Oxide (IV) or Manganese Dioxide or Manganous oxide, corresponds to the formula name. See the explanation below, please.
Explanation:
This compound corresponds to an oxide. By nomenclature of Stock is named Manganese Oxide (IV), the number IV refers to the valence of Manganese. By systematic nomenclature: manganese dioxide, and according to the traditional: manganous oxide (the bear suffix refers to lower valence of manganese)
It is called electron affinity. It increase as you go to the right of the periodic table.
Given NH4Cl + NaClO3 =
In order to figure out which salts are soluble in water, and which ones of their products are soluble in water:
we will have the following Molecular products :
• NH4Cl + NaClO3 = NaCl + NH4ClO3,
( both salts are soluble in water)
