Catalysts: Catalysts are key to many reactions both in chemistry and in biology. They speed up or lower the activation energy needed for a reaction to occur, without being used up in the process. Answer and Exp
相关知识点: 试题来源: 解析 【解析】 dn poods 结果一 题目 7. Catalysts(催化剂) are materias which greatlychemical reactions(化学反应). 答案 speed up相关推荐 17. Catalysts(催化剂) are materias which greatlychemical reactions(化学反应).反馈 收藏 ...
百度试题 结果1 题目30. Catalysts are materials which greatly speed u p___(加速) chemical reactions. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Enzymes are catalysts that help chemical reactions to proceed more rapidly. Enzymes regulate the biochemical reactions by inhibiting the activation energy and enhancing the rate of reaction.Answer and Explanation: Enzymes used in DNA replication: DNA polymerase:The DNA polymerase enzyme creates new DNA...
Inside a small laboratory in lush countryside about 50 miles north of New York City, an elaborate tangle of tubes and electronics dangles from the ceiling. This mess of equipment is a computer. Not just any computer, but one on the verge of passing what
These converters work by using precious metals such asplatinum, palladium, and rhodium, which act as catalysts for the chemical reactions that clean your car’s exhaust. Introduced in the 1970s and required on all U.S. vehicles by 1975, catalytic converters typically last10 to 15 years. Howev...
In terms of efficiency, ongoing research is exploring methods to increase the energy conversion rates within fuel cells. This involves optimizing catalysts and electrode materials to enhance the electrochemical reactions, thereby maximizing the yield of electrical power. These innovations aim to increase ...
Enzymes are biological catalysts, which accelerate the speed of chemical reactions in the body without being used up or changed in the process. Animals and plants contain enzymes which help break down fats, carbohydrates and proteins into smaller molecules the cells can use to get energy and carry...
Furthermore, in the preparation of BISMUTH ACETATE, catalysts or additives may also be needed to promote the progress of the reaction. These catalysts or additives can improve reaction efficiency, reduce side reactions, or enhance the quality of the product.In conclusion, acetic acid and bismuth ...
Describe how enzymes catalyze chemical reactions without being used up. Why is an enzyme considered a catalyst? Give two characteristics of catalysts. What is an active site? What is a substrate? What is a product? Describe how ...