Answer:
francium
Explanation:
sulfur is nonmetallic so is nitrogen and silicon
Answer:
Vanadium
Explanation:
Atomic number increases, thereby changing into an atom of Vanadium
Answer:
soilds - close together arranged in a regular way
liquids - close together arranged in a random way
gases - far apart arranged in a random way
Explanation:
Answer:
C) 0.800 mol
Explanation:
In order to <u>convert from moles of Al₂O₃ into moles of Al</u>, we'll need to use<em> the stoichiometric coefficients</em>, using a conversion factor that has Al₂O₃ moles in the denominator and Al moles in the numerator:
- 0.400 mol Al₂O₃ * = 0.800 mol Al
So the correct answer is option C).