Answer: the answer is B!
Explanation:
S and p’s are valence electrons and if added, there is 7 in total !
20 g O2 x 1 mol O2/32 g O = 0.625 mol O2
Answ burh i dont even know
Explanation: i dont even know this
Answer:
If a saturated hot solution is allowed to cool, the solute is no longer soluble in the solvent and forms crystals of pure compound. Impurities are excluded from the growing crystals and the pure solid crystals can be separated from the dissolved impurities by filtration.
