arms races, food security, terrorism, cyber-attacks, climate change, energy crises, major infectious diseases, and artificial intelligence problems, poses a grave threat to the beautiful planet on which all humans
A catalyst is a substance that ___. A. slows down a reaction B. is consumed in the reaction C. increases the rate of a reaction without being consumed D. has no E. ffect on the reaction rate 相关知识点: 试题来源: 解析 C。原因:“A catalyst is a substance that increases the rat...
The term 'catalyst' is used to describe a substance that ___ in a chemical reaction. A. increases the rate B. decreases the rate C. changes the products D. is consumed completely 相关知识点: 试题来源: 解析 A。催化剂(catalyst)的作用是提高化学反应的速率,而自身在反应前后质量和化学性质不...
The molecule on which an enzyme act is ___. Which of the following is an organic catalyst and usually a protein? Select one: a. ATP. b. Coenzyme. c. Enzyme. d. Substrate. What is the substance an enzyme affects? How do enzymes affect activatio...
which show x-ray diffraction peak and produces the said catalyst precusor substance by settling calcines the said catalyst precusor and manufactures the catalyst, designates the said catalyst as the catalyst for water gas shift reaction, metamorphoses carbon monoxide making use of the said catalyst...
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c.A drug, chemical, or other material (such as glue) that one is dependent on or uses habitually and that is often illegal or subject to government regulation:Which substance was he abusing? 2.The most important part or idea of what is said or written; the essence or gist:the substance...
of chemistry.a chemical reaction.químico noun a substance used in or obtained by a chemical process.Some chemicals give off harmful fumes.producto químico ˈchemistnoun 1.a scientist who studies or works in chemistry.an industrial chemist.químico ...
Describe an experiment that could test the hypothesis that an enzyme binds to a substrate when it reacts to a lab involving food and enzymes. Which of the following options is correct? The substance on which an enzyme acts is called the a. free energy. b. cofactor. c. subs...