23 For a reaction at equilibrium, which change can increase the rates of the forward and reverse reactions?(3)(1) a decrease in the concentration of the reactants(2) a decrease in the surface are a of the products(3)an increase in the temperature of the system(4)an increase in the ...
A. reactants B. products C. equilibrium state D. reverse reaction 相关知识点: 试题来源: 解析 B。平衡常数大说明反应更倾向于生成产物。选项 A“reactants”表示反应物;选项 B“products”表示产物;选项 C“equilibrium state”表示平衡状态;选项 D“reverse reaction”表示逆反应。所以答案是 B。反馈...
{:(,2HI,hArr,H(2),+,I(2)),("Moles at equilibrium",(1638.4)/(128),,(7.8)/(2),,(203.2)/(25.4)),(,=12.8,,3.9,,0.8):} Let volume of container by V litre. [H(2)]=(3.9)/(V), [HI]=(12.8)/(V), [I(2)]=(0.8)/(V) :. K(c)=([H(2)][I(2)])/([HI]^(2...
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The equilibrium constant for a reaction is 100 what will be the value of ΔG∘ ? R=8.314JK−1mol−1,T=300K :- A−11488KJ B−11.488KJ C−12KJ D−12000KJSubmit Question 3 - Select One If the equilibrium constant for a reaction is 10, then the value of △G∘ will be...
Equilibrium for a general reactiong) N
If at equilibrium there are 1.0 mol of A,2.0 mol of B, 6.0 mol of C,and 20 mol of D in al. 0 L vessel. A. 0 B. 0 C. 0 相关知识点: 试题来源: 解析 K=[C][D]/[A][B]=(6.0 mol/L)(20 mol/L)/(1.0 mol/L) (2.0mol/L) =60 ...
9 The equilibrium constant for reaction I below is K. What is the equilibrium constant for reaction II? A ReactionI SO_2(g)+1/2O_2(g) 日 SO_3(g) Reaction Il 2SO3(g) 2SO_2(g)+O_2(g) A K^(-2) C 2K B D 2K^(-1) ...
解析 解 电极反应 Cu(acu )+e=Cu(s) \varphi_(Cu)⋅ρ_(Cu)=0.521V Cu2+(acu2)+2e-=Cu(s) e \varphi_(Cu)^2⋅x_(i1)=0.337V E =2-2=-2/=0.521-0. 337 =0.184(V) △G=-nFE^-=-2.303RTlgK^0 lgK^θ=(2*9648*0.184)/(2.303*8.314*298)=6.22 K^θ=1.66*10^6 ...
The equilibrium constant (Keq) is fixed and characteristic for any given chemical reaction at a specified temperature. It defines the composition of the final equilibrium mixture, regardless of the starting amounts of reactants and products. A.正确B.错误 相关知识点: 试题来源: 解析 A 反馈 ...