Whenever he gave her a bear hug , she buret into tears.

每當(dāng)他抱她時(shí)，她總是激動(dòng)得流淚狠狠色天天综合网。

Each time you fill the buret with fresh solution, rinse the buret 3 times with 2 mL of

在你每一次用新鮮的溶液裝滿(mǎn)滴定管時(shí)亚洲日韩色欧另类欧美在线蜜臀，要用2 mL的新鮮溶液洗滴定管三

Drainage. The tendency of liquids to stick to the walls of the buret can be diminished by

的液體慢慢出可以減少液體黏在管壁的情況。

Then carefully introduce 40 mL of 0.1 N NaOH solution by means of a 50-mL calibrated buret.

小心地用50 ml 的滴定管加入 0.1 mol/l 的NaOH 溶液的 40ml 强奸视频的网站，然后再塞好瓶子99riAV国产裸体。

Of solution to drop from the buret. Use parafilm to secure the tip of the buret.

細(xì)小液滴。要用石膜保護(hù)滴定管的塑膠頭天堂啊啊啊爽爽。

Each time you fill the buret with fresh solution, rinse the buret 3 times with 2 mL of the new solution, discard each wash.

在你每一次用新鮮的溶液裝滿(mǎn)滴定管時(shí)欧美最淫色最黄的网站，要用2 mL的新鮮溶液淋洗滴定管三次。

In which F is the water equivalency factor of the Reagent, in mg per mL; C is the used volume, in percent, of the capacity of the buret; V is the buret volume, in mL; and KF is the limit or reasonable expected water content in the sample, in percent.

其中www.淫荡.com，F(xiàn)是水與卡爾試劑的等價(jià)因子国内自拍AV，單位是mg/ml；C是滴定管的總體積中被使用的體積免费Ⅴa在线观看，用百分?jǐn)?shù)計(jì)一级做α爱过程免费视频；V是滴定管體積，以ml計(jì)欧美日韩国产一级一片；KF是限度或者樣品中合理期望的水的含量国产精品一区第一页，以百分?jǐn)?shù)計(jì)。

Solution from a 10 mL buret.(tolerance ±0.02 mL). On the lower end of the buret attach

加入1滴酚酞*指示劑在线黄网AV，用裝在10 mL滴定管的氫氧化鈉溶液滴定公差±0.02 mL

Add 1 drop of phenolphthalein* indicator and titrate with the sodium hydroxide solution from a 10 mL buret.(tolerance ±0.02 mL). On the lower end of the buret attacha disposable 1-200 L plastic tip.

加入1滴酚酞*指示劑欧美性爱性爱，用裝在10 mL滴定管的氫氧化鈉溶液滴定(公差±0.02 mL)在滴定管的末端附加一個(gè)即用即棄的1-200 L 的塑膠頭。

Add 1 drop of phenolphthalein* indicator and titrate using a 10 mL buret filled with standardized 0.05 M sodium hydroxide solution (available from the automatic buret, record the actual concentration). Attach a plastic tip to the end

加1滴酚酞*指示劑老妇人黄色片，然后用刻度為10 mL的色色色視頻，已充滿(mǎn)0.05M標(biāo)準(zhǔn)氫氧化鈉溶液的滴定管進(jìn)行滴定(也可以用自動(dòng)滴定管，記錄實(shí)際的濃度)在滴定管的未端裝上一個(gè)塑料尖嘴plastic