16 A sample of gdd sulfide was found to contain.24.54g of gold & 5.99 gthis sample has a molar mass of 980,24 9/mol.of sulfur. In addition,a) fmpirical formula of sulI fideof gold sampleb) Molecular formula of sulfide of gold sample

Principle: Chemical formulas denote the relative number of atoms. The empirical formula represents…

Answered: 16 A sample of gdd sulfide was found to…

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

ChapterL2: Mass Spectrometry

Section: Chapter Questions

Problem 18CTQ

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Consider the table. Metal Tm (K) ΔHfus (kJ/mol) Tb (K) ΔHvap (kJ/mol) LiLi 454 2.99 1615 134.7 NaNa 371 2.60 1156 89.6 KK 336 2.33 1033 77.1 RbRb 312 2.34 956 69 CsCs 302 2.10 942 66 Using the data, calculate Δ?fusΔSfus and Δ?vapΔSvap for Cs.Cs. Δ?vap=ΔSvap= JK⋅molJK⋅mol Δ?fus=ΔSfus= JK⋅molJK⋅mol
Consi‎der follo‎wing rea‎ction: HgO (s) -> Hg(l) + ½ O2 (g) Delta H = +90.7 kj/mol. Wh‎at qua‎ntity of h‎eat in kj/mol is req‎uired to prod‎uce on‎e m‎ole HgO? Wri‎te your answer wit‎hout units. Gi‎ven the fol‎lowing data 2Cl‎F(g) + O‎2(g) --> Cl2‎O(g) + F2‎O (g) De‎lta H= 167.4 kJ I 2Cl‎F3(g) + 2O‎2(g) --> Cl‎2O(g) + 3F2‎ O (g) Delta H= 341.4 kJ II 2 ‎F2(g) + O‎2(g) ---> 2F2O‎ (g) Delt‎a H= -43.4 kJ III Calc‎ulate the de‎lta H in kJ for below‎ reaction: ClF(g) + F2(g) ---> ClF3(g)
Below is a representation of 50 atoms of a fictitious element called westmontium (Wt)(Wt). The red spheres represent WtWt-296, the blue spheres WtWt-297, and the green spheres WtWt-298. A)Assuming that the sample is statistically representative of a naturally occurring sample, calculate the percent natural abundance of WtWt-296 isotope. Natural abundance of WtWt-296? B)Assuming that the sample is statistically representative of a naturally occurring sample, calculate the percent natural abundance of WtWt-297 isotope. Natural abundance of WtWt-297? C)Assuming that the sample is statistically representative of a naturally occurring sample, calculate the percent natural abundance of WtWt-298 isotope. Natural abundance of WtWt-298?
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Tu Re-order each list in the table below, if necessary, so that the atoms or lons in it are listed in order of decreasing size. Please don't provide the handwriting solution
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Calcium ΔHof (kJ/mol) ΔGof (kJ/mol) So (J/mol K) Ca (s) 0 0 41.4 Ca (g) 178.2 144.3 158.9 Ca2+ (g) 1925.9 CaC2 (s) -59.8 -64.9 70.0 CaCO3 (s, calcite) -1206.9 -1128.8 92.9 CaCl2 (s) -795.8 -748.1 104.6 CaF2 (s) -1219.6 -1167.3 68.9 CaH2 (s) -186.2 -147.2 42.0 CaO (s) -635.1 -604.0 39.8 CaS (s) -482.4 -477.4 56.5 Ca(OH)2 (s) -986.1 -898.5 83.4 Ca(OH)2 (aq) -1002.8 -868.1 -74.5 Ca3(PO4)2 (s) -4126.0 -3890.0 241.0 CaSO4 (s) -1434.1 -1321.8 106.7 CaSiO3 (s) -1630.0 -1550.0 84.0 Carbon ΔHof (kJ/mol) ΔGof (kJ/mol) So (J/mol K) C (s, graphite) 0 0 5.7 C (s, diamond) 1.9 2.9 2.4 C (g) 716.7 671.3 158.1 CCl4 (l) -135.4 -65.2 216.4 CCl4 (g) -102.9 -60.6 309.9 CHCl3 (l) -134.5 -73.7 201.7 CHCl3 (g) -103.1 -70.3 295.7 CH4 (g) -74.8 -50.7 186.3 CH3OH (g)…
Consider the table. Metal Tm (K) ΔHfus (kJ/mol) Tb (K) ΔHvap (kJ/mol) LiLi 454 2.99 1615 134.7 NaNa 371 2.60 1156 89.6 KK 336 2.33 1033 77.1 RbRb 312 2.34 956 69 CsCs 302 2.10 942 66 Using the data, calculate Δ?fusand ΔSvap for K. Δ?vap= Δ?fus=
Hydrogen (H) and oxygen (O) are commonly found as diatomic molecules (not atoms). Upload a visual representation of molecular hydrogen (H2) and molecular oxygen (O2), using different colors to represent the different types of atoms. (And be sure to include a key to tell us which is which!)
It is true or false. Give explanation also!
Hydrogen sulfide is a gas with the odor of rotten eggs. The gas can sometimes be detected in automobile exhaust. It is a compound of hydrogen and sulfur in the atomic ratio 2:1. A sample of hydrogen sulfide contains 0.707 g H and 11.24 g S. What is the atomic weight S of relative to H? (Show Steps)

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16 A sample of gdd sulfide was found to contain. 24.54g of gold & 5.99 g this sample has a molar mass of 980,24 9/mol. of sulfur. In addition, a) fmpirical formula of sulI fide of gold sample b) Molecular formula of sulfide of gold sample