arguments, I just want to point out that vinegar (in the above article) is a chemical (Acetic Acid- CH3COOH aka Vinegar), so is lemon juice, so is, well everything! Which means your lying, your pressure washer does use chemicals- Water. Water is a chemical- H20. You also used ...
Draw a titration cu Find the equivalence point for the titration of 25.00 mL of 0.3344 M glycolic acid with 0.1055 M NaOH. Consider the titration of 10.0 mL of a 0.200 M HF solution with a 0.0998 M NaOH solution. What volume of the NaOH solution...
Were the xenon hydrogen bond to exist, what would be the structure of XeH_4? Draw the molecule. Show all lone pairs of Describe how polar bonds share electrons. Why doesn't H_2 form covalent bonds? How does CH3COOH hydrogen bond to water? Explain how the covalent bonding for h...
其主要的病因是大题患儿男,1.5岁。人工喂养,近期逐渐出现苍白、乏力、食欲减退。查体:口腔粘膜散在溃疡,呼吸、脉搏加快,心尖部可闻及Ⅱ级收缩期吹风样杂音。血常规:RBC:3.5×1012/L,Hb:75g/L,WBC11×109/L;血涂片:红细胞大小不均,中央淡染区扩大;网织红:0.7% ...
Due to human nature, we draw conclusions only when life gives us a lesson since the experience of others is not so effective and powerful. Therefore, when analyzing and sorting out common problems we face, we may trace a parallel with well-known book characters or real historical figures. Mo...
Describe vapor pressure and draw a graph showing how vapor pressure varies with temperature. For a particular liquid, raising its temperature from 339 K to 365 K causes its vapor pressure to double. What is the enthalpy of vaporization of this liquid?