There was a fizzing sound and bubbles formed C. The mixture turned black D. The beaker broke 相关知识点: 试题来源: 解析 B。解析:文中提到“Then, she added a spoonful of baking soda. Immediately, there was a fizzing sound and bubbles started to form.”,所以当小苏打加入醋中时,有嘶嘶声...
A. Nothing happens. B. A lot of bubbles come out. C. The color changes. D. It becomes solid. 相关知识点: 试题来源: 解析 B。解析:文中提到“Next, carefully add the baking soda to the vinegar. What happens? You will see a lot of bubbles coming out.”,所以答案是 B。反馈 收藏 ...
Step-by-Step Solution:1. Identify the Reactants: - Baking soda is chemically known as sodium bicarbonate (NaHCO₃). - Vinegar is primarily composed of acetic acid (CH₃COOH).2. Underst
What happens when baking soda is added to vinegar ? Write a word equation for this reaction. Name the type of change which takes place. View Solution Describe how do you perform the activity to observe the reaction of vinegar with baking soda. ...
STEP 3. Uncap the bottle and pour a good amount, probably a cup of vinegar into the bottle. Quick, get out of the way and watch the huge eruption! Pin Try These Additional Volcano Project Ideas If you don’t want to use baking soda and vinegar, here are a few other ways to produce...
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...
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
Step 1.Blow up the balloon a bit to stretch it out first, and then use the funnel and teaspoon to add baking soda to the balloon. We started with two teaspoons and added a teaspoon for each balloon. Pin Step 2.Fill the container with vinegar halfway. ...
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...
Re: Baking Soda + Vinegar «Reply #2 on:May 02, 2024, 01:10:19 PM » I think you are going to have to explain what you mean by "more powerful". From the standpoint of physics, "power" is defined as "energy per time". So if you mean "more energy released by the reaction ...