PREVIEW

... > Shimada Minami’s Answer:

“CH3COOH”

Yoshii Akira’s comment:

That’s right. HCOOH (methanoic acid), CH3COOH (ethanoic acid) and C2H5COOH (propanoic acid) all have a certain formula. You can memorize more chemical formulas if you memorize the formulas and apply them accordingly instead of memorizing them all one by one.

Yoshii Akihisa’s answer:

“I remember the sauce used to make tuna salad is vinegar mixed with olive oil and salt. If you don’t use vinegar, y ...

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