Answer to: How many grams of NaCI (molecular weight = 58.5 g/mol) would you dissolve in water to make a 0.5 M NaCl solution with a final volume of...
在0.100kg的水中溶有0.020 mol NaCl, 0.010 mol Na2SO4和0.040 mol MgCl2。假设它们在溶液中完全电离,计算该溶液的沸点升高值。 答案 解0.020mol-|||-b(NaCI)=-|||-0.100kg-|||-=0.20mol-kg-1他们在溶液中完全电离,溶液中总质点数目为:Exercises1. What are the normal freezing points and boiling poi...
Calculate the molality and molarity of 16% aqouos methanol by volume density 0.9g/ml How many grams of NaCl (molecular weight=58.5g/mol would you dissolve in water to make a 50mM NaCl solution with 500mL final volume? With 5 grams of NaCl available, how muc...
A. 称取基准NaCl5.844g溶于水,移入1L容量瓶中稀释至刻度均匀 B. 称取5.9克基准NaCl溶于水,移入1L烧杯中,稀释搅拌 C. 称取5.8440克基准NaCl溶于水,移入1L烧杯中,稀释搅拌 D. 称取5.9克基准NaCl溶于水,移入1L烧杯中,稀释搅拌 查看完整题目与答案 【简答题】70%的硫酸与90%的硫酸按3...
The effect of salt concentration was investigated in the case of NaCl. The apparent molal volumes and heat capacities and the derived transfer functions of the electrolytes from water to t -BuOH-water mixtures can be interpreted through solute-solute pair and triplet interactions by analogy with ...
simulation, a chip containing biotin molograms [NH-biotin∣NH-PEG12] was incubated with 100 nM streptavidin (Sigma Aldrich) solution (PBS-T pH 7.4, containing 11 mM PO4, 137 mM NaCl, 2.7 mM KCl and 0.05% Tween20) for 40 min, rinsed with MilliQ and dried under a nitrogen...
Table 5 also gives the rankings for the Hch genotypes for the various yield data in control (0 mol m3 NaCl) conditions. The H' set of genotypes are generally more vigorous than the equivalent H lines and three lines have overall rankings above euploid CS (6H, 2H'a and 7H). Group 6 ...
salt (sodium chloride)NaCl sugar (sucrose)C₁₂H₂₂O₁₁ vinegar (acetic acid solution)CH₃COOH The molar mass of elements in grams per mole is numerically equal to their atomic mass in unified atomic mass units (u) or daltons (Da). The molar mass of compounds ...
This is a solution of table salt (NaCl) in water, made in a concentration that will ensure correct tonicity that matches the internal body fluid when mixed with the medication. It is usually in a sterile container if administered intravenously, or is mixed directly with the me...
(2018) 138-142 SCI 通讯 Electrochemical synthesis of a surface-porous Mg 70.5 Al 29.5 eutectic alloy in a neutral aqueous NaCl solution Applied Surface Science, 435, (2018): 1246-1248 SCI 通讯 An Overview of the Effects of Alloying Elements on the Properties of Lightweight Fe-(15–35) Mn...