Mammoth Memory

All acids contain hydrogen

All acids contain hydrogen.

Acids contain hydrogen
Inside a seed (acid) is a high dragon (hydrogen).

 

 

Examples : 

HCL - Hydrochloric acid
HNO3 - Nitric acid
H2SO4 - Sulphuric acid
H2CO3 - Carbonic acid
H3PO4 - Phosphoric acid
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