啥意思?5mBoil 0.5 g of the powdered tablets for 2 to 3 minutes

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啥意思?5m
Boil 0.5 g of the powdered tablets for 2 to 3 minutes with 10 ml of 5M sodium hydroxide,cool and add an excess of 1M sulphuric acid; a crystalline precipitate is produced.
那个5m sodium hydroxide

M=mol/L,是5摩尔/升,M是简写
5m sodium hydroxide就是浓度为5摩尔/升的氢氧化钠溶液

啥意思?5mBoil 0.5 g of the powdered tablets for 2 to 3 minutes TETRACYCLINE TABLETS啥意思 The boy takes the underground ,空格 waiks for ten minutes to g jack told him that yt took sometime for the tablets to work的英文试卷!急译Speak on the topic of your choice for 2-3 minutes.Spe powdered For adults,take one（1）to two(2) tablets daily,preferably wit 356.He______four cups of milk,two spoons of powdered milk to a lot of people went to the west for g( ) take three to four tablets daily什么意思 one to three tablets daily with 还有1-3tablets daily with meal When she got to the school,the bell____(ring) for 2 minutes