Acid + Alkaline (Base)= Water and Salt
Equipment:
- Universal Indicator
- 1 M HCl ( Hydrochloric Acid)
- 1 M NaOH (Sodium Hydroxide)
- 4 Test tubes
- Test tube rack
- 2 plastic pipettes
Method:
- Take a test tube rack with 1 boiling tube at each end of the rack and 4 test tubes.
- Half Fill the boiling tube at one end with Sodium Hydroxide.
- Half fill the boiling tube at the other end with Hydrochloric acid.
- Fill each test tube with 5 drops of Universal indicator.
- Using the pipettes you will add drops of the acid or alkaline to the test tubes to make colours. DO NOT MIX UP THE PIPETTES
Challenge:
- To use the acids and alkalines to make the colours of the pH Scale.
- Out of the 6 test tubes you should have the order of Red, Orange, Yellow, Green, Blue, Violet.
Once you have completed this you need to take a photo of your test tube rack and put it on your blog.
No comments:
Post a Comment
Please structure your comments as follows:
Positive - Something done well.
Thoughtful - A sentence to let us know you actually read/watched or listened to what they had to say.
Helpful - Give some ideas for next time or Ask a question you want to know more about.