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Topic 7: Reaction rate
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
卡片总数: 4 张•内容版本: v4•公开卡包•更新时间: 8/1/2026
卡片预览 (4 张)
#1
正面 (问题)
What is reaction rate?
背面 (解答)
A measure of how fast a reaction occurs It is measured by assessing the amount of products over a given time
#2
正面 (问题)
What are four ways to speed up reaction rate?
背面 (解答)
• Stirring • Temperature • Reactant concentration • Surface area increase
#3
正面 (问题)
What is a catalyst?
背面 (解答)
A substance that is added to a chemical reaction to speed up the reaction rate. It is not changed during the reacting nor does it change the amount of product.
#4
正面 (问题)
What is an enzyme?
背面 (解答)
A biological catalyst