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Acids and indicators · ⁨酸与指示剂⁩

Handout Watch lesson · ⁨观看课程⁩
Vocabulary · ⁨词汇⁩
English 中文 Pinyin · ⁨拼音⁩
acid/ˈæsɪd/酸suān
indicator/ˈɪndɪkeɪtə/指示剂zhǐ shì jì
hydrogen ions/ˈhaɪdrədʒn ˈaɪɒnz/氢离子qīng lí zi
litmus/ˈlɪtməs/石蕊shí ruǐ
universal indicator/ˌjuːnɪˈvɜːsl ˈɪndɪkeɪtə/通用指示剂tōng yòng zhǐ shì jì
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IGCSE, A-Level · ⁨IGCSE、A-Level⁩ & AP · ⁨与 AP⁩