Features of rate of reaction are given below: 1. The rate of reaction is equal to the change in concentration divided by the time interval in which that change has taken place. 2. The rate of reaction can be expressed in terms of any reactant or product. 3. As concentration of react...
What Is The Effect On The Rate Of Reaction When Varying The ConcentrationSecondsSecondsSecondsSeconds
Define : (a) Average rate of reaction (b) Instantaneous rate of reaction. View Solution Differentiate between :Average rate and instantaneous rate of a chemical reaction. View Solution Consider the graph given in Q.9 Which of the following options does not show instantaneous rate of reaction at...
百度试题 结果1 题目2.What is the first-order rate constant for a reaction that is36,5% complete in 0,0200 seconds? c a. 50,4s^(-1) b. 27.7s^(-1) c. 22.7s^(-1) d. 9.86s^(-1) 相关知识点: 试题来源: 解析 c 反馈 收藏 ...
题目【题目】7. The rate expression of a reaction is: rate =k[ A][ B][C]. What is the unit of k?()A. moldm^(-3)s^(-1) B. s-1C. mol^(-2)dm^6s^(-1) D. mol^(-1)dm^3s^(-1) 相关知识点: 试题来源: 解析 【解析】C ...
A. The rate of a chemical reaction. B. The amount of reactants at equilibrium. C. The extent of a chemical reaction at equilibrium. D. The pressure of a reaction. 相关知识点: 试题来源: 解析 C。解析:平衡常数 K 是衡量化学反应在平衡状态下进行程度的量。A 选项是反应速率;B 选项是平衡时...
What is the name of the substance that changes the rate of a chemical reaction without being consumed? A. Reactant B. Product C. Catalyst D. Solute 相关知识点: 试题来源: 解析 C。这里考查“catalyst”(催化剂)的概念,它能改变反应速率但自身不被消耗。选项 A“reactant”是反应物;选项 B“...
What is the effect of using a catalyst on the reaction rate? A. Decrease it B. Increase it C. Have no effect D. Depend on the reaction 相关知识点: 试题来源: 解析 B。解析:催化剂能够降低反应的活化能,从而加快反应速率。反馈 收藏
A. The temperature decreased. B. The concentration of reactants increased. C. The catalyst was removed. D. The pressure remained unchanged. 相关知识点: 试题来源: 解析 B。本题考查影响反应速率的因素。A 选项温度降低通常会使反应速率减慢;C 选项移除催化剂会降低反应速率;D 选项压力不变一般对反应...
The correct Answer is:B | ShareSave Answer Step by step video & image solution for What is the order of a reaction which has a rate expression rate = K[A]^(3//2)[B]^(-1) by Chemistry experts to help you in doubts & scoring excellent marks in Class 12 exams.Updated...