2 sentences for 酸 (suān — acid)

1. 这种酸的浓度很高。

   zhè zhǒng suān de nóng​dù hěn gāo.

   The concentration of this acid is very high.

   Source: Dong Chinese Dictionary

2. 实验中，酸和碱发生了中和反应。

   shí​yàn zhōng, suān hé jiǎn fā​shēng le zhōng​hé fǎn​yìng.

   In the experiment, the acid and base underwent a neutralization reaction.

   Source: Dong Chinese Dictionary