# Yahoo奇摩 網頁搜尋

1. ### gas pressure 同air pressure

1. 任何 gas （氣體）碰撞到 the surface of solid/liquid materials，都會導致 pressure。由 gas 所導致的 pressure 稱為 gas pressure（氣壓）。 換句話說，任何 gas 都會導致 gas pressure。例如一瓶 carbon dioxide...

分類：科學及數學 > 化學 2009年06月21日

2. ### GreenHouse Gases (urgent_)

1) Greenhouse gases are the gases that make the earth raise the tempearture... will melt-flooding. 2) The main greenhouse gases include CO2(Carbon Dioxide)-the most...

3. ### about Ideal gas law

The ideal gas law can be proved using Boyle, Charles and Gay...initial state be defined as: volume = v pressure = p temperature = t If this gas now undergoes an isobaric process, its state will change: volume...

4. ### gas density and dalton's law

1. Calculate the density of bromine gas at 50.0 °C and 785.0 torr. PV=nRT Consider... and predict what precautions people can take if exposed to this gas . (Hint: compare its density to air.) Molar volume at ...

分類：科學及數學 > 化學 2013年10月23日

5. ### physic gases

(a) As the gas is heated, molecules acquire more kinetic energy and hence move.... This forces the piston to move. (b)(i) As the gas volume increases, a molecule travels longer distance between sucessive...

6. ### ideal gas ?

...atmospheric pressure, i.e. 1.01 × 105 Pa (pascal) By using the ideal gas equation PV = nRT, we have: V = nRT/P = 1 × 8.314...

7. ### What is gas pressure and air pressure? What is difference?

... a fundamental parameter in thermodynamics and it is conjugate to volume. Gas pressure is the pressure of a vapor in equilibrium with its non-vapor ...

8. ### natural gas

Natural gas is a gas consisting primarily of methane. It is ...important fuel source, a major feedstock for fertilizers, and a potent greenhouse gas . Natural gas is often informally referred to as simply gas , especially...

分類：科學及數學 > 地理學 2009年05月03日

9. ### gas and air pressure(different

Gas pressure of a certain gas is the force of the gas exerts per unitarea on a surface (usally the walls of its container). Gas pressure is caused by the collisions ofgaseous ...

分類：科學及數學 > 化學 2014年01月27日

10. ### 什麼是 blood gases ?

Arterial blood gas measurement is a blood test that ...as many lung diseases feature poor gas exchange, but it is also used... often included on blood gas machines in neonatal wards...

分類：健康 > 其他 - 健康 2007年05月28日