它是一个冷的早晨,并且Vivian准备发动公共汽车和得到它给加热。 它采取好位抽和加速得到它去,但她得到她的暂时`奥秘机器’去![translate] afor example, water, by the number of molecules in a mole N . 例如,水,由分子的数量在痣N。[translate]...
In general, Beijing considers the UN a neutral actor, unthreatening to its influence in Myanmar, and one which it can influence through its role on the Security Council. crisisgroup.org 总体而言,北京认为联合国的角色是 中立的,对它在缅甸的影响力不构成威胁,同时, 中国还可以通过自身在安理会的地...
number of molecules 英文number of molecules 中文【化】 分子数
Avogadro'snumber(N) (NA)thenumberofmoleculesinonemoleof asubstance:6.023× 1023.CalledalsoAvogadro's constant. CTnumberthedensityassignedto avoxelin aCATscanon anarbitraryscaleonwhichairhasadensity−1000;water,0;andcompactbone+1000.Seealsohounsfield unit. ...
EC concentration of fermented foods in the Hong Kong market. cfs.gov.hk cfs.gov.hk 如果每個類別的食品和樣本數目增加 ,化驗檢測工作便能 夠更全面地涵蓋香港市面供應的發酵食物,以及更準確地評估這些食物 的氨基甲酸乙酯含量範圍和平均值。 cfs.gov.hk cfs.gov.hk However, in the case of...
The mass in grams of one mole of a compound is equal to the molecular weight of the compound in atomic mass units. One mole of a compound contains 6.022x1023molecules of the compound. Themass ofone mole of a compound is called itsmolar weightormolar mass. Theunits for molar weightormolar...
1又一道英文化学题..Which one of the following is not the same number as the rest?A.The number of molecules in 4 moles of CO2.B.The number of hydrogen atoms in 2 moles of H2O.C.The number of chloride ions in 4 moles of CaCl2.D.The number of hyfrogen atoms in 1 mole of C3H8....
In chemistry and physics, Avogadro's number usually refers to a number of atoms, molecules, or ions, but it can be applied to any "particle." For example, 6.02 x 1023elephants are the number of elephants in one mole of them! Atoms, molecules, and ions are much less massive than elepha...
Avogadro's number noun 语法 (chemistry, physics) The number of atoms present in 0.012 kilograms of isotopically pure Carbon-12, being 6.0221415 x 10 23 . By definition, the number of elementary entities (atoms or molecules) comprising one mole of a given substance. [..] ...
In Germany, Austria and Switzerland, some physicists speak of 'Loschmidt's number', if the number of molecules per c.c. is quoted, and of 'Avogadro's number', if it is related to a mole ; this practice rather obscures the fact that in both cases one and the same constant is ...