雅虎香港 搜尋

  1. ... the seabed = 1 + 1 x (20/10) = 3 atm (c)(i) Consider the gas in the cylinder on the sea level : Volume, V1 = 0.02 m3 Pressure, P1 = 18 atm ...

    目錄:科學及數學 > 化學 2009年10月13日

  2. 1. It will depend on your level . What is the level and what is your purpose...with the switch. When switching on the circuit For Physical ...

    目錄:科學及數學 > 化學 2007年09月03日

  3. At a depth of 60ft (18.29 m) below the sea level , the additional pressure ( on the top of 760 torr atmospheric pressure) exerted on the balloon will be given...

    目錄:科學及數學 > 化學 2007年05月30日

  4. ...7. The different levels of acid would mean different colors or levels obtained on the paper. PH paper is used to determine if a solution is acidic...

    目錄:科學及數學 > 化學 2013年06月10日

  5. ... the diatomic O2. Ground- level ozone is an air pollutant with harmful effects on the respiratory systems of ... the ban, e.g. by smuggling, the overall level of compliance has been...

    目錄:科學及數學 > 化學 2007年11月17日

  6. ...? are you sure? as far as i know, only old a- level students need to know resonance; old CE'... like benzene or phenol are not on the syllabus. resonance describes the distribution of ...

    目錄:科學及數學 > 化學 2010年09月28日

  7. Lymen Series, on atomic emission spectrum,is produced by electron transitions from higher energy levels to the energy level 1 (n=1) , while Balmer series is produced by electron...

    目錄:科學及數學 > 化學 2008年09月21日

  8. Suppose that on a standard day and at the sea level , the atmospheric pressure is 1.01 × 105 Pa and the ...of oxygen = 0.216 × 0.21 moles Further, by the Dalton's law: Partial pressure is...

    目錄:科學及數學 > 化學 2007年05月30日

  9. ...legislation on chemical substances, the necessary information on the safe use of substances is transmitted...those substances will be evaluated and level of control will be determined in order to be the ...

    目錄:科學及數學 > 化學 2007年10月27日

  10. ..., the higher the charge density, and the greater effect it will have on the carbonate ion. As the positive ions get bigger as you go down the ...

    目錄:科學及數學 > 化學 2014年03月21日