7 A student investigates how the speed of a reaction changes over time.Dilute hydrochloric acid is put in a flask. Excess powdered sodium carbonate is added to the acid in the flask. While the reacting mixture is fizzing, the flask and contents are carefully put on the pan of a balance....
A system for detecting the reaction rate of change of a solution. Enzyme activity of a sample may be measured by such a system. In the system, the light transmittance characteristic of the sample changes in accordance with the reaction change. Detection circuitry detects the variation in light ...
百度试题 结果1 题目The speed V of a chemical reaction is given by V =V 2005 where t is the temperature in C. Find:the speed at 0 C 相关知识点: 试题来源: 解析 V 反馈 收藏
The effects of pH, agitation speed, dissolved oxygen tension (DOT) and aeration, significant in common fungal fermentations, on the production of polygalac... Öncü, Şelale 被引量: 0发表: 2007年 [The effect of an inhibitor on the dependence of single-enzyme reaction rate on pH] The...
aMarket reaction speed, speed of product innovation, the ability of quickly reduce price, and the provision of high quality multi-function product, will be the key factors of competitive success. 市场反应速度,产品创新的速度,能力迅速减少价格,并且高质量多功能产品供应,将是竞争成功关键系数。[translate...
(c)What happens to the speed of the reaction when(i) smaller pieces of zinc are used?goes faster /more hydrogen given off per minute /more gas given off per unit time /less time for same amount of gas...I per unit time / less time for same amount of gas_.. [1](ii) some ...
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the speed of movement C. the speed of responding 相关知识点: 试题来源: 解析 C。“reaction speed”的意思是反应速度,C 选项“the speed of responding”是回应的速度;A 选项“the speed of thinking”是思考的速度;B 选项“the speed of movement”是运动的速度。反馈 收藏 ...
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The speed at which these thoughts occur is mostly consistent, with variations based on myelination and axon diameter. But the duration of a thought will vary significantly depending on its routes, pitstops, and destination.这些思维的产生速度大体上是一致的，其间的区别主要基于髓鞘化和轴突直径。但是...