查询词典 molar quantities

Determined electric conductivity of Rare Earths salt ErCl 3、DyCl 3、NdCl 3 and YCl 3 in H 2O at 293K, using formula calculated the molar conductivity of Rare Earths salt in H 2O , and discussed the effect of the electric conductivity and the molar conductivity of Rare Earths salt in H 2O with concentration at 293

天然Ⅰa型金刚石在垂直于( 10 0 )，( 110 )和( 111)三个方向上定向显微红外光谱的定量比较分析表明：水、片晶和C—C键在以上三个方向上所测得的浓度是不相同的。

Methods Firstly, the conductivity of DyCl3 in isopropanol was determined at 303.15 K to 313.15 K to calculate the molar conductivity of DyCl3 secondly, Kohlrausch formula and Origin software were used to make the diagram of linear fitting, finally the diagram was pushed outside and the molar conductivity at infinite dilution λ0/(Scm^2mol^(-1) of DyCl3 in isopropanol was calculated, and the influence of the temperature on λ0/Scm^2mol^(-1 of DyCl3 electrolyte solution was investigated.

根据实验在303.15~313.15K温度范围内测定DyCl3在异丙醇溶剂中的电导率，求得DyCl3的摩尔电导率值，应用Kohl-rausch经验规则，使用Origin软件进行线性拟合，作图外推求得DyCl3在异丙醇中的无限稀释摩尔电导率λ0/S平方公分mol^(-1值，并讨论DyCl3在异丙醇中的λ0/S平方公分mol^

According to the orthogonal experiments, the optimal transesterification conditions for rapeseed oil and methanol catalyzed by sodium methoxide were obtained: molar ratio of methanol to oil 6:1, amount of catalyst CH3ONa 1.2% of the oil weight, molar ratio of the cosolvent isopropylether to oil 1.2:1, reaction temperature 60℃, reaction time 80 min, the low speed of mixing intensity 120 rad/min, The yield of biodiesel was 96.45%.

通过正交试验得出菜籽油与甲醇酯交换反应的最优条件为：醇油比为6：1，甲醇钠催化剂用量为油重的1.2%，共溶剂与油的摩尔比为1.2：1，反应温度60℃，反应时间80min，低速120r/min搅拌强度下，转化率达到96.45%。

The total content of alkanes and aromatics were up to 60.01% 57.86% for poplar leaves and birch leaves with H/C molar ratio 1.79 and 1.89, O/C molar ratio 0.035 and 0.036, and HHV 45.47 MJ·kg~（-1）and 46.03 MJ·kg~（-1）These data shows that the oil from leaves was very similar to petroleum.

树皮样品所得油中碳氢化合物成分总含量有所降低，油的热值也有所降低，大体在40MJ·kg~(-1)左右，但是在树皮所得油中出现了大量的酚类物质，百分含量在40%左右。

Densities of glycine in glucose-water and sucrose-water mixed solvents have been measured to 298.15 K by an oscillating-tube densimeter. Apparent molar volumes, limiting partial molar volumes and number of hydration of glycine have been calculated. The transfer volumes from water to sugar-water mixtures have been obtained and discussed in terms of the structural hydration interaction model.

利用精密数字密度计测定了甘氨酸与不同组成葡萄糖-水、蔗糖、水混合溶剂构成的三元系溶液的密度，计算了甘氨酸的表观摩尔体积、极限偏摩尔体积和理论水化数，根据结构水合作用模型讨论了迁移偏摩尔体积的变化规律，并与乙二醇-水和丙三醇-水等多羟基体系作了比较。

Study on theory of partial molar quantity in preparation of bio-polymeric ferric sulfate;2. The paper presents some viewpoints on the understanding in the deduction process of Gibbs-Duhem equation and the collective formula of partial molar quantity .

对吉布斯—杜亥姆公式和偏摩尔量的集合公式的推导和理解的几个问题提出了作者的观点，认为不管有无恒温恒压的条件，体系的偏摩尔量ZB，m的零次齐次函数性质是吉布斯—杜亥姆公式的本质内容。

The decomposed temperature increases and the glass transition temperature decreases as the molar ratio of MA rises. The copolymer molar containing 30% of MA melts at approximately 188℃, which is significantly lower than the decomposed temperature. This copolymer is melt processable and is a potential material for the manufacture of PAN fibers.

含MA30mol%的共聚物的分解温度为338.8℃，而熔融温度仅为188.8℃，由于第二单体MA的加入，使得共聚物的熔点降低至分解温度之前，这为改性聚丙烯腈的无增塑熔融纺丝提供了可能性。

I use molar quantities where one mole of any substance is the amount containing a number of particles equal to the Avogadro constant.

使用摩尔数量，其中一摩尔的任何物质的粒子数量都等于该阿伏伽德罗常数。

The experimental results show that the yield of the maleic anhydride is maximum when the molar ra_tio of vanadium pentoxide to molybdenum trioxide is equal to about two and the quantities of vanadium are nearly five times more than those of phosphorus.

实验表明：以氧化铝为载体用于苯氧化制顺酐的五氧化二钒催化剂，当五氧化二钒与三氧化铝的摩尔比为2左右和钒磷比约为5时，顺酐的收率最大，并根据催化剂的半导体电子理论和酸碱理论进行了解释。

Mean angular acceleration and the increment of angular coordinate as well as the first and second derivative of angular with respect to time is not only the physical quantities which often being used but also important physical quantities.

无限小角位移、有限大角位移、角速度、平均角速度、角加速度、平均角加速度和角坐标的增量以及角坐标对时间的一阶和二阶导数不仅是物理学中常用的物理量，而且也是很重要的物理概念。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。