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1. ### Molar mass ( chemistry)

... at 1 atm is 1 mole. 1.05 litre sample at 1 atm has mass 4.24g 24 litre sample will has mass = (24/1.05) X 4.24 = 96...

分類：科學及數學 > 化學 2006年10月23日

2. ### Relative Molecular Mass

...mol in 250cm^3 of acid = 0.005 X (250 / 25) = 0.05 mol 6.30 / relative molecular mass of H2X = 0.05 Relative molecular mass of H2X = 126g (2) (1... ...

分類：科學及數學 > 化學 2007年06月15日

3. ### mass and weight

The max effort she can give = 20g N = 200 N (take g=10 m/s2 on earth) The weight of the same box on another planet = 20g1 where g1 is the acceleration due ...

4. ### phys問題題題

...energy, as the graviational potential energy does take part in energy conversion when the mass oscillates up and down. The simplest way to find the ...

5. ### [急]我女朋友身體有冇事???20分

... tumor. Fibroids can vary widely in size, from one-half inch to masses weighing up to 50 pounds, they grow from the muscular wall of the uterus and ...

分類：健康 > 其他 - 健康 2008年04月23日

6. ### set up a respirometer

.../cbpproc1.gif Respirometer Set Up Place absorbent cotton balls in each of two... out 3 earthworms and measure their mass. Record the mass on your ...

7. ### phy 力學

... by gravity. The minimum force required to pull the object up the plane is equal to the friction let friction be fr and the force to...

8. ### 係咪所有polymer(plastic)都冇constant relative molecular mass?

... that the monomer have already chained up to a molecules, which the number of monomer...monomer is a single unit of the polymer which molecular mass and ...

分類：科學及數學 > 化學 2006年11月10日

9. ### Chemistry (reacting masses) (急) thanks

...of carbon-12. It is found by adding the relative atomic masses of the atoms that make up the molecule. http://www.tiscali.co.uk/reference/encyclopaedia ...

分類：科學及數學 > 化學 2007年12月20日

10. ### Chem 功課 清楚,每一個step都解

...no. of mole of oxygen used = 1 : 1 No. of mole of oxygen used up = 0.08 mole mass of oxygen used up = 0.08 x 16 = 1.28g mass of metal X produce = ...

分類：科學及數學 > 化學 2008年04月15日

1. ### 相關詞

 mass up 中文 i mass up mass up的意思 activlab mass up 高卡高量增肌粉 mass up 翻譯