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 ...
I put 1/4 cup of baking soda down my drains and pour in 1- 2 cups of vinegar at least once a month. Let them work for a half an hour or so and then turn on the hot water and rinse it away. I have been able to get slow running drains unclogged by using this method and hav...
Baking soda is sodium bicarbonate, a base. Vinegar is made up of water and acetic acid, which is (you guessed it) an acid. When you combine these, a reaction happens where molecules get exchanged, creating carbon dioxide and water that bubbles through the clog, breaking it up to create l...
Bottle(g)Balloon(g)Bottle+Balloon(g) MassBefore Reaction MassAfter Reaction Inflated Balloon LabQuestions(Page59) We'redoingthistogetherafterthelab Wecombinedbakingsoda(SodiumBicarbonate)andvinegar(AceticAcid)tomake SodiumAcetate,Water,andCarbonDioxide,so… 1.Whatisthesymbolforsodium? 2.Whatistheoxidation...
Baking Soda Vinegar Empty Water Bottles Balloons Measuring Spoons Funnel {optional but helpful) Pin Experiment Set Up 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 ...
Using baking soda under hard water conditions could lead to fiber breakage on some fibers like nylon and elastane Vinegar and Baking Soda in Laundry While vinegar and baking soda can sometimes offer benefits in pretreating small stains and odors, a real laundry detergent is always best for great...
STEP 1. Fill the water bottle about a third full (mix in optional food coloring) and add about 5 teaspoons of baking soda to it. Put the water bottle cap back on until you are ready. STEP 2. Build a sand mountain or sand volcano around the bottle. Pin STEP 3. Uncap the bottle an...
Baking Soda and Vinegar Upcycled Rocket Racer: 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
Water 3-4 Tbs of baking soda at least (we usually do 4-6 which makes it extra foamy and will do 2-3 eruptions) 1 tsp of dish soap 1/2 oz to 2 oz of Washable Paint, depending on the intensity of the color desired 1 cup (8 oz) of Vinegar to start with per eruption…then the...
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