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Tin (II) fluoride can be made by the following reaction: Sn(s) + 2 HF(g) SnF(s) +...
6. Given the reaction represented by the balanced equation: Sn(s) + 2 HF (aq) - SnF2(s) + H2(8) a. Calculate the number of grams of SnF2 that can be produced theoretically by mixing 10.00 g of Sn with excess HF. b. If only 11.00 g of SnF, were produced, calculate the percent yield,
Question 52 52. Consider the following reaction: Sn (s) + 2 HF (aq) -> SnF2 (s) + H2(g) Calculate the number of grams of SnF2 produced (the theoretical yield) by mixing 350.0 g of Sn with excess HF. a) 462.0 g b) 330.0 g c) 388.0 g d) 350.0 g a O Ос Od
Determine what redox reaction, if any, occurs (at 25°C) when tin metal (Sn) is added to (a) a 1.0 M solution of NiCl, and (b) a 1.0 M solution of HCl. (a) Sn is added to a 1.0 M solution of NiCl2 o o O O Sn(s) + Ni2+(aq) → Sn2+(aq) + Ni(s) Sn2+(aq) + 2C1(aq) → Sn(s) + Cl2(8) Ni2+(aq) + 2CI+ (aq) → Ni(s) + Cl2@) No reaction. (b) Sn is added to a 1.0 M solution of...
Hydrogen and fluorine react to form hydrogen fluoride, like this: H2(9)+F2(9) 2 HF(G) The reaction is exothermic. Suppose a mixture of H2, F, and HF has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation change in composition shift in equilibrium to the right The temperature is...
Consider the following reaction at 298K. 2+ 2 H+ (aq) + Sn (s) —> H2 (g) + Sn? (aq) Which of the following statements are correct? Choose all that apply. E° cell 0 The reaction is reactant-favored. AG° < 0 On=2 mol electrons OK> 1
2. Hydrogen fluoride can be produced from elemental fluorine and hydrogen according to the reaction H2(g) + F2(g) → 2HF(g). The reaction has an equilibrium constant, Kc, of 7.75 x 102 at a certain temperature. a. Calculate the equilibrium concentration of HF(g) if 5.750 mol of H, and Fz are introduced into a 1.500 L flask. b. Calculate the reaction quotient if 3.25 mol of EACH species is introduced into a 3.000 L flask. What does this value tell us...
25. FeO, (molar mass = 159.7 g/mol) reacts with CO (molar maw28.0 /mol) according to the equation below. Calculate the number of moles of iron produced when 185,5 g CO reacts with excess F,O Fe(s) + 3 CO(g) - 300,() +2 Fe(s) A. 2.208 mol B. 13.25 mol C. 4.415 mol D. 9.93 mol E 3.311 mol 26. Tin(II) fluoride is added to some dental prod- ucts to prevent cavities. How many grams of tin(II) fluoride can be made from...
b) When 235.0 g of H2 and 300.0 g of CO are mixed in the reaction vessel, what is the maximum amount (in grams) of methanol that can be produced, assuming that the reaction goes to completion?
Submit Question 33 of 50 For the chemical reaction H2 (g)+ F2 (g) 2 HF (g) AH = -79.2 kJ/mol. What is the enthalpy for the reaction 3 H2 (g)+3 F2 (g) 6 HF (g) kJ/mol 1 2 3 4 5 6 C 8 +- 0 x 100 O 7
23. Calculate K for the reaction SnO2(s) +2 CO (g) Sn(s) + 2 CO2(g) given the following information: SnO2(s) +2 H2 (g) Sn(s) + 2 H2O(g) K = 8.12 H2O(g) + CO(g) H2(g) +CO2(g) K= 0.771