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Description

Extracting hydrogen from water using a 9V battery

Resources

9V battery
Salt
Water
Small cup
Small cap (for collecting the hydrogen

Match or lighter

Instructions

https://www.youtube.com/watch?v=xyDdEuQafn4

Mix the salt with the water in the cup
Put the battery in the water
Cover the negative terminal with the cap to collect the hydrogen
Leave for a few minutes

Raise the cap and light hydrogen

Tags

• battery
• hydrogen
• science

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