Answer:
<em>fractional distillation</em><em> </em><em>is</em><em> </em><em>the</em><em> </em><em>most common method for air separation</em><em>.</em>
Answer:
AgNO3
Explanation:
Silver nitrate (AgNO3) is an inorganic compound. Organic compounds usually have 1+ C.
First, we have to to whatever is in the parentheses:
(26 + 2)/7
(28)/7
Now solve:
28/7
4
Hope this helps!
The 4th energy level (row), 's' orbital block, 2nd group (column). The valence electrons are found in the highest energy level of the electron configuration in the 's' and 'p' orbitals. In the case of calcium this is 4s2 . This gives calcium an 's' orbital with a pair of electrons in its valence shell
Answer:
40/220 ×100=18.6 is all I got I know that by heart so um yea
Explanation: