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实验1测测面粉的酸度步骤: 1.将1片果导片(药房有售)溶于1调羹烧酒中,制成果导片溶液。2.将3～5克纯碱溶于20毫升纯净水中,制成纯碱溶液。
Experiment 1 measure the acidity of flour Steps: 1. A piece of fruit guide tablets (pharmacy available) was dissolved in a 1 shredded shochu, the system results lead solution. 2. 3 to 5 grams of soda ash dissolved in 20 ml of purified water, made of soda solution.