What is in your cupboards

You can learn something about the properties of products in your household by testing them with strips of paper called litmus paper. Can you separate household products into two groups  

Place three or four drops of several household products into separate wells of a microplate. 

Draw a chart to show the position of each liquid. 

Test each product with red and blue litmus paper. 

Place two drops of phenoiphthalein in each sample. Record your observations. 

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