Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Calculate the number of Atoms of K, S and O in 400 g of potassium sulfite?
Potassium sulfite (K2SO3)- caculate number of atoms of K, S and O in 400g of potassium sulfite?
2 Answers
- 1 decade agoFavorite Answer
Moles K2SO3 = 400 g K2SO3 * 1 Mol/158.259g =2.527 mol
number of K=2*2.527*Na[Avogadro constant]
number of S=1*2.527*Na
number of O=3*2.527*Na
- carolinLv 44 years ago
first locate the type of moles of hydrogen in 2 grams moles=mass/molecular mass mol=2/a million mol=2 moles x form of atoms in a mole(avogadros consistent) 2 x 6.0221415 × 10^23 =a million.2x10^24 wish that facilitates =D
