How many Mentos do you need to make a volcano?

Assuming that you’re using the paper tube method, you’ll want to load the seven Mentos into the tube, cover the bottom of the tube with your finger, and position the tube directly over the mouth of the bottle. When you pull your finger out of the way, all seven Mentos should fall into the bottle at the same time.

How do you make a big Mentos explosion?

Step 1: Remove the lid from the Diet Coke and set it the bottle of soda on a flat surface.

1. Step 2: Roll the paper into a tube around a pack of Mentos mints, tape it into place and pull it off of the roll of mints.
2. Step 3: Hold your finger over one end of the paper tube and have your child fill it up with Mentos mints.

Which soda reacts best with Mentos?

Diet Coke and Coke Zero react better with Mentos than regular Coke does because of the absence of sugar. A lack of sugar makes the soda mixture less viscous, given the presence of sweeteners, like aspartame, lowering the surface tension even more than usual.

How do you do the perfect Mentos and Coke volcano?

Put a card under the roll and on top of the bottle top, so you can pull the card and the candies will just drop in at once. Drop all of the Mentos into the bottle at the same time and then move out of the way just as quick as you can. Watch the eruption!

What happens when you drop a Mentos into Coke?

As the Mentos candy sinks in the bottle, the candy causes the production of more and more carbon dioxide bubbles, and the rising bubbles react with carbon dioxide that is still dissolved in the soda to cause more carbon dioxide to be freed and create even more bubbles, resulting in the eruption.

How do you make a volcano erupt without vinegar?

Instead of using vinegar, use ketchup with baking soda. This is perfect for a volcano effect because the ketchup is already the right color. You can also add liquid dish soap to create more bubbles and foam in the eruption.