Answer:
1.76 * 6.02*10^23 = 1.05952*10^24
1.05952*2 = 2.11904 *10^24 oxygen and 1.05952*10^24 sulfur atoms
KOH -------> K+ OH-
Ba(OH)2 ------> Ba+2. 2OH-
The correct answer is 1.1 moles
Answer:
Explanation:
Density is m/V. Also, 1 liter = 1000 
. So, we get 0.890/(5*1000) = 
g/cm^3. You can convert this to kg/m^3 as well by multiplying it by 10. Depends which one you want.
Potassium is placed where it is based on its properties and it's reactivity. It's also placed there based on it's atomic number.
