Removing whiteboard marker residue off of (chemicals or daily products)

All you have to do is put a little rubbing alcohol on a rag or paper towel, rub it over the dried marks, and the Expo marker comes right off. It works on boards, books, and most other Expo marked surfaces (like refrigerators, windows, laminate countertops, etc).

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answer: e.   sour taste

explanation: acids are those substances which dissociates in water to give ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. acids are sour in taste. example: hcl

bases are those substances which dissociates in water to give ions or accepts ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. bases are bitter in taste. bases are slippery in nature.