WebOct 12, 2024 · Heat of formation of P4O10 = 249.96 kJ/0.0807 moles = 3097 kJ/mol. Ans: Heat of formation = 3097 kj/mol-3.10 × 10⁶ J/mol. Explanation: The heat (Qw) required to raise the temperature of the water can be calculated using … WebBurning phosphorus with excess oxygen results in the formation of P 4O 10. An additional O atom is attached to the P directly: P 4 + 5O 2 → P 4O 10 Thus, the oxides P 4O 6 and …
Stepwise hydrolysis of P4O10 takes place via formation of - Toppr
Web7. A reaction container holds 5.77 g of P4 and 5.77 g of O2. The following reaction occurs: P4 + O2 P4O6. If enough oxygen is available then the P4O6 reacts further: P4O6 + O2 P4O10. a. What is the limiting and excess reagent for the formation of P4O10? b. What mass of P4O10 is produced? c. What mass of excess reactant is left in the reaction ... WebOct 29, 2024 · Question #97613. 1. A scientist measures the standard enthalpy change for the following reaction to be -380.6 kJ : P4O10 (s) + 6 H2O (l)4H3PO4 (aq) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O (l) is ___kJ/mol. 2. A scientist measures the standard … goodwill in north miami
Answered: When 10.00 g of phosphorus is burned in… bartleby
WebQuestion: When 10.00 g of phosphorus is burned in O_2 (g) to form P_4O_10 (g), enough heat is generated to raise the temperature of 2950 g of water from 18.0 degrees C to 38.0 degrees C. Calculate the heat of … WebAug 24, 2024 · Explanation: Based in the first reaction, P₄ + 3O₂ → P₄O₆. 1 mole of P₄ reacts with 3 moles of oxygen. Initial moles of P₄ and O₂ are: Moles P₄ (Molar mass: … WebOct 5, 2024 · 2B2O3 + P4O10 → 4BPO4 (t°). In the reaction, the formed salt is a phosphate of boron. 9. the reaction of phosphorus oxide (V) with sodium hydroxide: P4O10 + 12NaOH → 4Na3PO4 + 6H2O or P2O5 + 6NaOH → 2Na3PO4 + 3H2O. The reaction produced a salt – orthophosphate of sodium and water. Sodium hydroxide – dilute solution. 10. chevy silverado 2004 seats