WebAnswer (1 of 2): The sulphate ion has a charge of -2. The sodium has a charge of +1. Therefore there are 2 sodium ions in a molecule of sodium sulphate. A mole is 6.022 * 10^23 Number of ions equals 2 * 3.7 * 6.022 * 10^23 = 4.5*10^24 I calculated to 2 s.f. so that you can do the calculation ... WebStep-by-step explanation. Exercise's 1 No of moles of sodium atoms = 2x6- 75 = 13.5 No of modes of sulphur atoms = 1X6. 75 - 6.75 No of moles of oxygen atoms = 4X6. 75 = 27 2 1 mol of Nacl contains 6-022* 10' 3 Formula units : 2. 34 mol of Nacl = (2. 34 x 6 - 02 2x1023 ) Formula we Is = 1 408 x102 Formula units 3) gn 1 mol Nars, there as one ...
How many moles of sulfur atoms are present in 2.47g of sodium …
Web1 molecule of Na2SO4 contains 2 atoms of Na, 1 atom of sulfur and 4 atoms of oxygen. So, 1 molecule of Na2SO4 contains (2+4+1=7) atoms 1 mole of Na2SO4 contains 7 moles of atoms. Molecular weight of Na2SO4 is (2*23)+ (1*32)+ (4*16) = 46+32+64 = 142 grams. 142 grams of Na2SO4 contains 7 moles of atoms. Web8 okt. 2024 · Thus, the chemical formula for sodium sulfate is Na₂SO₄. In sodium sulphate two molecules of sodium, one atom of sulfur, and four atoms of oxygen are present. To learn more about the chemical formula, follow the link; brainly.com/question/11995171 #SPJ6 Advertisement moxaler Answer: 1 Explanation: refract vs reflect
The chemical formula for sodium sulfate is Na2SO4. How many …
WebHow many atoms are in one molecule of Na 2 SO 4? How many different elements are in the compound C 6 H 12 O 6 Expert Solution Want to see the full answer? Check out a sample Q&A here See Solution star_border Students who’ve seen this question also like: Chemistry In Focus Molecules, Compounds, And Chemical Reactions. 4E expand_more WebIf a sample of propane, C 3 H 8, contains a total of 6.0 x10 3 atoms of carbon, how many molecules of propane are in the sample? a) 6.0 x 10 3 b) 3.0 x 10 3 c) 8.0 x 10 3 d) 1.1 x 10 4 e) 2.0 x 10 3. 11. Calculate the mass of one bromine atom. a) 2.654 x 10-22 g b) 6.022 x 10 23 g c) 1.661 x 10-24 g d) 4.812 x 10 25 g Web16 feb. 2013 · You probable think to sodium sulfate, Na2SO4. Na2SO4 has: 7 atoms total - 2 sodium, 1 sulfur and 4 oxygen. 2Na2SO4 (two molecules) have 14 atoms. refract waves