根据"The baking soda is a base(碱),while the vinegar is an acid(酸). When the two are put together, they create CO2."可知,小苏打和醋的反应会释放出二氧化碳,故选C 【小题2】 细节理解题。根据"Before you begin. make sure that you pull the balloon long to make it as easy as possible...
根据You can makeuse of the CO2 (carbon dioxide) given off bya baking soda(小苏打)and vinegar reaction to blow up your balloon!可知你可以利用小苏打和醋反应释放的二氧化碳来炸掉你的气球!因此可知小苏打和醋反应会产生二氧化碳,故选C.2)D.细节理解题。根据Before you begin,make sure that you pull ...
Baking Soda and Vinegar Cannon: Air cannons are an iconic DIY project. You can find a lot of great examples online. There are cannons that are powered by combustion and cannons that are powered by compressed air. They can be used to fire anything from go
Everyone knows the classic baking soda and vinegar reaction. Mix the two together, and they create an awesome bubbly explosion. In this instructable, I will show you how you can use plastic water bottles and other recycled materials to turn the power of baking soda and vinegar into your own ...
This fun science experiment shows the baking soda and vinegar reaction that happens when these two ingredients are combined.
Need a super simple baking soda and vinegar volcano recipe? This one takes about three minutes to prep (and the kids get to help). It uses six common ingredients, and there is no mess to clean up afterward! If simple and no cleaning is music to your ears, you’re in the right place...
Try using different baking soda and vinegar ratios to see how they affect the reaction. Add food coloring to the vinegar to create a colorful eruption. Test other household substances, such aslemon juice, orange juice, orcranberry juice, to compare their reaction with baking soda. ...
A. foam B. smoke C. fire D. water 相关知识点: 试题来源: 解析 A。本题考查对实验现象的英语表达。mix baking soda and vinegar(把小苏打和醋混合)会产生很多泡沫,foam 是泡沫的意思;smoke 是烟;fire 是火;water 是水。根据实验常识,小苏打和醋混合会产生泡沫。反馈 收藏 ...
Set up a baking soda and vinegar balloon science experiment for kids. Blow up balloons with a fun chemical reaction.
What did the teacher add after baking soda and vinegar reacted? A. More baking soda B. More vinegar C. Food coloring D. Sugar 相关知识点: 试题来源: 解析 C。解析:“Next, the teacher added a few drops of food coloring.”,老师在小苏打和醋反应后加入了食用色素。反馈 收藏 ...