Chemistry, 15.12.2021 19:20 auraziabagley
What is the temperature of the middle most layer of the Sun's atmosphere?
It’s temperature is 5,500 degrees celsius to 6,000 degrees celsius.
It’s temperature is 6,000 degrees celsius to 20,000 degrees celsius.
It’s temperature is 20,000 degrees celsius to 2,000,000 degrees celsius.
It’s temperature is 2,000,000 degrees celsius to 3,000,000 degrees celsius.
Answers: 1
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1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
What is the temperature of the middle most layer of the Sun's atmosphere?
It’s temperature is 5,50...
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