# Yahoo奇摩 網頁搜尋

廣告

1. 排列方式

1. ### Mass, volume,energy

For a given material, mass and volume are proportional to each other. In classical physics, the...

2. ### relative mass

I'm afraid not. a) Mass of C: 5.28 x 12.0 / ( 12.0 + 16.0 x 2 ) = 1.44g Mass...2009-02-19 21:24:45 補充： You have got the masses of C and O wrong ...

分類：科學及數學 > 化學 2009年02月20日

3. ### inertia and mass

....jpg?t=1230690275 Assume the two different masses be MX and MY respectively. In space where there is no gravity...

4. ### How to calculate the mass

If the equation is balanced, the total mass of reactants should be equal to that of the ...product, you wanted, in the equation. 4) calculate out the mass ...

分類：科學及數學 > 化學 2007年08月10日

5. ### Chemistry mass

1. Let M be the atomic mass of X. Percentage by mass of O in X2O5 : (16*5... = [(14.35 - 8.05)/14.35] * 100% = 43.9% b) The atomic mass of M = 161 - (32 ...

分類：科學及數學 > 化學 2011年11月11日

6. ### 40分天主教題: 考考教友: 今個星期o既mass

如果星期六晚去左mass (提前彌撒), 咁星期日就可以唔去.... 圖片參考：http://tw.yimg.com/i/tw/ugc/rte/smiley...common. 圖片參考： ...

7. ### Urgent about reacting mass !!! (Chem)

...to Fe = 2 : 4 = 1 : 2 number of moles of Fe2O3 = mass / molar mass = 80.0 / (2 X 56.0 + 3 X 16.0) = 80.0 / 160.0 = 0.5 mol...

分類：科學及數學 > 化學 2008年10月27日

8. ### mass of a photon

...obligation to answer the further questions. A photon has no (rest) mass, but it has momentum. Quantum mechanics tells that...

9. ### 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

10. ### Finding mass

...solution Refer to the unit from the question, molecular weight means molar mass. Molarity(M)= number of moles(mol) / volume(dm^3) 0...

分類：科學及數學 > 化學 2012年09月29日