Give the relative rates for the following with a neighbor at your desk PH3(g) to P4(g)...
Consider the reaction 4 PH3(g) → P4(g) + 6 H2(g). If, in a certain experiment, over a specific time period, 0.0045 mole of PH3 is consumed in a 1.7-L container during each second of the reaction, what are the rates of production of P4 and H2 in this experiment? P4 mol L−1 s−1 H2 mol L−1 s−1
Question 1 P4 (s) + 6 H2(g) → 4 PH3(g) What are the correct mole ratios based on the chemical equation above? BLANK-1 mol P4 : BLANK-2 mol PH3 BLANK-3 mol H2 : BLANK-4 mol PH3 BLANK-5 mol P4: BLANK-6 mol H2 BLANK-1 Add your answer BLANK-2 Add your answer BLANK-3 Add your answer BLANK-4 Add your answer BLANK-5 Add your answer BLANK-6 Add your answer
The decomposition of phosphine, PH3, follows first-order kinetics: 4 PH3(g) → P4(g) + 6 H2(g) Calculate the activation energy, Eq, in kJ/mol for the reaction, given that the rate constant k (at 25 °C) = 0.00852 s 1 and k (at 50 °C) = 0.756 s 1. 231 kJ/mol 144 kJ/mol O 56.5 kJ/mol О 99.3 kJ/mol O 111 kJ/mol
8. The balanced equation P4 (s) + 6H2 (g) --> 4PH3 tells us that 2 mol H2 a. reacts with 1 mol 4 b. produces 4 mol PH3 c. cannot react with phosphorus d. produces 2 mol PH3 e. reacts with 2 mol P4 idk y i cant seem to get the answer from the choices above?
2, Give the relative rates of disappearance of reactants and formation of products for each of the following reactions. (a) 2 NO(g) +Br2(g) - 2 NOBr(g) (b) N2(g) + 3 H2(g) → 2 NH3(g) 3. In the reaction 2 03(g) → 3。2(g), the rate of formation of O2 is 1.5 x 10-3 molVL s. What is the rate of decom- position of 03? In the synthesis of ammonia, if-Δ[H21/Δt 4.5 × 10-4 mol/L-min, what is Δ[NH3VAt? N2(g) + 3 H2(g)...
Hess's Law Given the following data: P(s) + 3/2H2(g) → PH3(g) ΔH°= +5.0 kJ PH3(g) + 2O2(g) → H3PO4(l) ΔH°= -1272.0 kJ 2P(s) + 5/2O2(g) → P2O5(s) ΔH°= -1492.0 kJ H2(g) + 1/2O2(g) → H2O(l) ΔH°= -286.0 kJ calculate ΔH° for the reaction: H3PO4(l) → 1/2P2O5(s) + 3/2H2O(l) ΔH°=?? also please explain how you found the answer
the decomposition of phosphine forms phosphorus and hydrogen in the following reaction: 4PH3(g)--> P4(g)+6H2(g) A. express the rate with respect to each of the reactants and oroducts. B. if the instantaneous rate with respect to PH3 is 0.34 M s^-1, what is the instantaneous rate of the reaction? use rate laws not calculus please.
Which statement concerning relative rates of reaction is correct for the chemical equation given below? 2 Al(s) + 6 HCl(g) → 2 AlCl3(s) + 3 H2(g) the rate of disappearance of Al is 1/3 the rate of disappearance of HCl the rate of appearance of H2 is equal to the rate of disappearance of Al the rate of disappearance of Al is double the rate of appearance of AlCl3 the rate of appearance of AlCl3 is three times the...
1. (a) Balance the following half-reactions by the ion-electron half-reaction method: (i) (acid solution) NO2 (g) → NO3 – (aq) (ii) (acid solution) H2SeO3 (aq) → Se (s) (iii) (base solution) P4 (s) → PH3 (g) (iv) (base solution) Co(OH)3 (s) → CoO2 (s) (b) Which of the above equations are oxidation half-reactions? (c) Give the formulas of the reactants that become oxidized in the course of the reaction.
1.a) Balance the following half-reactions by the ion-electron half-reaction method: (i) (acid solution) NO2 (g) → NO3– (aq) (ii) (acid solution) H2SeO3 (aq) → Se (s) (iii) (base solution) P4 (s) → PH3 (g) (iv) (base solution) Co(OH)3 (s) → CoO2 (s) (b) Which of the above equations are oxidation half-reactions? (c) Give the formulas of the reactants that become oxidized in the course of the reaction.