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1 pts Question 10 For the reaction P4O10(s) + 6H2O)® 4H3PO4(aq), what mass of P4O10 must...
For the reaction PO 10(s) + 6H20(1) ® 4H3PO4(aq), what mass of P,010 must be consumed...
For the reaction PO 10(s) + 6H20(1) ® 4H3PO4(aq), what mass of P,010 must be consumed if 3.71 1023 molecules of H2O are also consumed? 10508 66.6 g 1.858 29.18 1758
1) Consider the reaction: P4O10(s) + 6H2O(l)------>4H3PO4(aq) Using standard absolute entropies at 298K, calculate the entropy...
1) Consider the reaction: P4O10(s) + 6H2O(l)------>4H3PO4(aq) Using standard absolute entropies at 298K, calculate the entropy change for the systemwhen 1.53 moles ofP4O10(s) react at standard conditions. S°system = J/K 1b) Consider the reaction: 2H2O2(l)--------->2H2O(l) +O2(g) Using standard absolute entropies at 298K, calculate the entropy change for the systemwhen 1.87 moles ofH2O2(l) react at standard conditions. S°system = J/K
Is the reaction shown below spontaneous under standard conditions? (10 pts each) P4O10(s)+16 H2(g) -> 4...
Is the reaction shown below spontaneous under standard conditions? (10 pts each) P4O10(s)+16 H2(g) -> 4 PH3(g)+10 H2O(g) Calculate Kp for this reaction. Calculate ∆G if the amount of chemicals is adjusted to 5.6 g P4O10, 2 atm H2, 0.35 atm PH3, and 0.58 atm water?
a) Calculate Kp for this reaction. (10 pts each) P4O10(s) + 16 H2(g) -> 4 PH3(g)...
a) Calculate Kp for this reaction. (10 pts each)
P4O10(s) + 16 H2(g) -> 4 PH3(g) + 10 H2O(g)
-) Calculate AG if the amount of chemicals is adjusted to 5.6 g P.0.0, 2 atm H2, 0.35 atm PH3, and 0.58 atm water?
0/ 1 pts Question 2 During a certain titration, 35.0 mL of 0.175 M aqueous sulfuric...
0/ 1 pts Question 2 During a certain titration, 35.0 mL of 0.175 M aqueous sulfuric acid was required to exactly neutralize 49.0 mL of sodium hydroxide. Determine the molarity of the base. H2SO4 (aq) + 2NaOH(aq) + 2 H2O (0) + Na2SO4 (aq) [balanced] 0.125 M 6.00 x 10 M 0.250 M 0.175 M 0.600 M 2ct Question 6 0/1 pts Calculate the pressure exerted by 5.12 grams of chlorine gas in a 850 mL sealed flask at 27.0°C....
10. (a) Determine the mass of calcium oxide (CaO, lime) that can possibly be produced by...
10. (a) Determine the mass of calcium oxide (CaO, lime) that can possibly be produced by heating 44.6 g of calcium carbonate (CaCO). The balanced equation for this reaction is shown in Equation 8 heat CaO(s) +CO2 (g) CaCOs(s) (Eq. 8) (b) Determine the mass of CO2 that would be produced by the reaction described in (a). 11. Joseph Priestley's study of the decomposition of mercury(ID oxide (HgO) with heat led to the discovery of O2. The balanced equation for...
5. (2 pts) Balance each of the following equations according to the half-reaction method: (a) NO3-(aq)-...
5. (2 pts) Balance each of the following equations according to the half-reaction method: (a) NO3-(aq)- HNO2(aq) (in acidic solution) (b) MnO2(s)MnO4-(aq) (in basic solution) 6. (2 pts) A pint of premium ice cream can contain 1100 Calories. What mass of fat. in grams and pounds, must be produced in the body to store an extra 1.1 x 10 Calories if the average number of Calories for fat is 9.1 Calories/g? 7. (2 pts) The following sequence of reactions occurs...
Question 51 pts What is oxidized in Zn(s) + SnCl2(aq) --> Sn(s) + ZnCl2(aq) ? SnCl2(aq)...
Question 51 pts What is oxidized in Zn(s) + SnCl2(aq) --> Sn(s) + ZnCl2(aq) ? SnCl2(aq) Sn(s) Nothing is oxidized, only reduced. ZnCl2(aq) Zn(s) Flag this Question Question 61 pts What has bonds breaking and new bonds forming during a reaction? endothermic Activation energy transition state exothermic Delta H Flag this Question Question 71 pts How many moles is 9.257 x 1021 atoms of argon? 1.54 x 1043 moles argon 1.54 x 1044 moles argon 1.538 moles argon 1.54 x...
The fizz produced when an AlkaSeltzer® tablet is dissolved in water is due to the reaction...
The fizz produced when an AlkaSeltzer® tablet is dissolved in water is due to the reaction between sodium bicarbonate, NaHCO3, and a triprotic organic acid, citric acid, H3C6H5O7. The products of this reaction are carbon dioxide gas, water, and sodium citrate. 3 NaHCO3 (aq) + H3C6H5O7 (aq)→ 3 CO2 (g) + 3 H2O(l) + Na3C6H5O7 (aq) In an experiment 1.00 g of sodium bicarbonate and 1.00 g of citric acid are allowed to react. A.Which of the five compounds in...
Question 10 1 pts For the reaction Cu2S(s) =2Cu* (aq) +52-(aq), the equilibrium concentrations are as...
Question 10 1 pts For the reaction Cu2S(s) =2Cu* (aq) +52-(aq), the equilibrium concentrations are as follows: (Cut) = 1.0~10-5 M, [52-)- 10 x 10-2 M. The equilibrium constant is: 1.0 x 107 1.0 x 10-12 O 1.0x 10 % 1.0 x 107.
For the reaction PO 10(s) + 6H20(1) ® 4H3PO4(aq), what mass of P,010 must be consumed if 3.71 1023 molecules of H2O are also consumed? 10508 66.6 g 1.858 29.18 1758
a) Calculate Kp for this reaction. (10 pts each)
P4O10(s) + 16 H2(g) -> 4 PH3(g) + 10 H2O(g)
-) Calculate AG if the amount of chemicals is adjusted to 5.6 g P.0.0, 2 atm H2, 0.35 atm PH3, and 0.58 atm water?
0/ 1 pts Question 2 During a certain titration, 35.0 mL of 0.175 M aqueous sulfuric acid was required to exactly neutralize 49.0 mL of sodium hydroxide. Determine the molarity of the base. H2SO4 (aq) + 2NaOH(aq) + 2 H2O (0) + Na2SO4 (aq) [balanced] 0.125 M 6.00 x 10 M 0.250 M 0.175 M 0.600 M 2ct Question 6 0/1 pts Calculate the pressure exerted by 5.12 grams of chlorine gas in a 850 mL sealed flask at 27.0°C....
10. (a) Determine the mass of calcium oxide (CaO, lime) that can possibly be produced by heating 44.6 g of calcium carbonate (CaCO). The balanced equation for this reaction is shown in Equation 8 heat CaO(s) +CO2 (g) CaCOs(s) (Eq. 8) (b) Determine the mass of CO2 that would be produced by the reaction described in (a). 11. Joseph Priestley's study of the decomposition of mercury(ID oxide (HgO) with heat led to the discovery of O2. The balanced equation for...
5. (2 pts) Balance each of the following equations according to the half-reaction method: (a) NO3-(aq)- HNO2(aq) (in acidic solution) (b) MnO2(s)MnO4-(aq) (in basic solution) 6. (2 pts) A pint of premium ice cream can contain 1100 Calories. What mass of fat. in grams and pounds, must be produced in the body to store an extra 1.1 x 10 Calories if the average number of Calories for fat is 9.1 Calories/g? 7. (2 pts) The following sequence of reactions occurs...
Question 10 1 pts For the reaction Cu2S(s) =2Cu* (aq) +52-(aq), the equilibrium concentrations are as follows: (Cut) = 1.0~10-5 M, [52-)- 10 x 10-2 M. The equilibrium constant is: 1.0 x 107 1.0 x 10-12 O 1.0x 10 % 1.0 x 107.
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