Which has the highest normal freezing point? O2 N2 H2 NH3 Which has the lowest enthalpy...

Which has the highest normal freezing point?
O₂
N₂
H₂
NH₃
Which has the lowest enthalpy of fusion?
H₂O
Li₂O
HCl
HF
Which has the least heat of vaporization?
H₂Te
Xe
H₂Se
H₂O
Which has the highest normal boiling point?
C₂H₆
NH₃
Li₂O
CH₄
Which has the smallest vapour pressure at 25°C?
O₃
SiO₂
CO₂
H₂O

Expert Solution

queen_honey_blossom answered 2 years ago

Which has the highest normal freezing point? N2 H2 CH4 Which has the greatest heat of...

Which has the highest normal freezing point? N2 H2 CH4 Which has the greatest heat of vaporization? H2O H2S H2Se H2Te Which has the highest normal boiling point? H2O NH3 CH4 Which has the greatest viscosity? CH3(CH2)3CH3 HOCH2CH2OH CH3CH2OH Which has the smallest enthalpy of fusion? Li2O MgO HCl H2O

21. Rank these aqueous solutions from highest to lowest normal freezing point: I. 0.40 m NaCl...

21. Rank these aqueous solutions from highest to lowest normal freezing point: I. 0.40 m NaCl II. 0.20 m MgCl2 III. 0.50 m Al(NO3)3 IV. 1.5 m C6H12O6 (1) II > I > IV > III (2) III > IV > I > II (3) II > I > III > IV (4) I > II > III > IV (5) IV > III > I > II

An equilibrium mixture of N2, H2 and NH3 at 700K contains 0.036M H2 and 0.015M H2....

An equilibrium mixture of N2, H2 and NH3 at 700K contains 0.036M H2 and 0.015M H2. At this temperature, Kc for the reation N2(g)+3H2(g) <> 2NH3(g) is 0.29. What is the concentration of NH3?

Assuming complete disassociation of electrolytes which of these aqueous solutions has the LOWEST freezing point (reminder...

Assuming complete disassociation of electrolytes which of these aqueous solutions has the LOWEST freezing point (reminder 1 molal=1 mol kg-1) 0.15 molal KCl 0.20 molal methanol 0.40 molal methanol 0.10 molal K2O 0.10 molal KCln

1. Put in order from lowest to highest freezing point 0.21 m AgNO3, 0.13 M Zn(CH3COO)2,...

1. Put in order from lowest to highest freezing point 0.21 m AgNO3, 0.13 M Zn(CH3COO)2, 0.15 M NiI2, 0.48 M urea(non electrolyte) 2.Put in order from lowest to highest freezing point 0.19 m CoBr2, 0.13 m AlCl3, 0.28 m ZnSO4, 0.49 m Glucose( non electrolyte) 3. Put in order from lowest to highest boiling point 0.26 m KOH, 0.16 m BaI2, 0.23 m CuSO4, 0.43 m Sucrose(nonelectrolyte) 4.Put in order from lowest to highest boiling point 0.12 m FeBr2,...

(a) Write a stoichiometric table for the reaction N2 + 3 H2  2 NH3 for...

(a) Write a stoichiometric table for the reaction N2 + 3 H2  2 NH3 for an isothermal, isobaric flow system with equimolar (or equal molar) feeds of N2 & H2. (b) If the entering total pressure is 16.4 atm and the entering temperature is 1727 oC, calculate the concentration of hydrogen and nitrogen entering the reactor. (c) Plot the gas composition (molar fractions) as a function of the conversion. Is there anything worth noticing? Can you explain it? What...

Rank these aqueous solutions from highest boiling point to lowest boiling point. 1 = highest boiling...

Rank these aqueous solutions from highest boiling point to lowest boiling point. 1 = highest boiling point; 4 = lowest boiling point 0.40 m C2H6O2 0.20 m Na3PO4 0.30 m KNO3 0.20 m C6H12O6

What are periodic trends between the molecules H2, N2, O2, and F2?

which has the highest and lowest EN [ Cl, P, Br]

Which of the following four aqueous solutions will have the lowest freezing point? i) 0.05 m...

Which of the following four aqueous solutions will have the lowest freezing point? i) 0.05 m sucrose ii) 0.05 m CaCl2 iii) 0.05 m NaCl iv) 0.05 m AlCl3 MgCl2 is widely used to prevent ice formation on roadways. If this solution has non-ideal behavior, the van’t Hoff factor for a 0.05 m aqueous solution of MgCl2 would reasonably be _____. a. 1 b. 2 c. 2.7 d. 3 e. 3.2 Assuming ideal behavior, the change in the freezing point...

Question