What is the molality of an aqueous solution of a compound with a molar mass of 120 g/mol that has a density of 1.56 g/mL and a molarity of 5.78 M? What is the molality of a solution in which 25.8 g of NaCl is dissolved in 2.0 kg of water? What is the ...
The final molarity of a solution made by mixing 50 mL of 0.5 M HCl, 150 mL of 0.25 M HCl and water to make the volume 250 mL is View Solution The pH of a solution obtaine by mixing50mLof0.4NHCland50mLof0.2NNaOHis View Solution ...
Molarity is defined as the number of moles of solute per ___ of solution. A. kilogram B. gram C. liter D. cubic meter 相关知识点: 试题来源: 解析 C。解析:文中提到“Molarity is defined as the number of moles of solute per liter of solution.”。 反馈 收藏 ...
Calculate molality (m), in mol/kg, using the formula,Δt=Kf⋅m(Kf =3.9oC−kg/molfor lauric acid). Calculating Molality Molality can be defines as the moles of the solute per kilograms of the solvent. The molality of a solution is generally ...
百度试题 结果1 题目摩尔浓度计算 calulate the molarity of a solution that has 2.3 moles dissolved in 4.6 liters total 相关知识点: 试题来源: 解析 2.3mol/4.6L=0.5mol/L 反馈 收藏
The molarity concentration of the given solution is obtained by the formula shown below: {eq}\displaystyle \textrm{Molarity}=\frac{n}{V} {/eq}, where, {eq}n {/eq} is the number of moles of the given solute. {eq}V {/eq} is the volume of the given solution ...
<p>To find the molarity of the solution containing 50 g of NaCl in 500 g of solution with a density of 0.936 g/cm³, we can follow these steps:</p><p><strong>Step 1: Calculate the volume of the solution</strong> Given the density of the solution (0.936
The CMT-AgNPs concentration in the solution was estimated from atomic absorption spectroscopy (AAS) using a Perkin Elmer atomic photometer Model:—Pinnacle 900H. The concentration of silver in the solution obtained in the unit mg/L from AAS is converted into molarity using the equation13, ...
What is the molarity and molality of a solution that is 10.00% by mass potassium hydrogen carbonate ({eq}KHCO_3 {/eq}, 100.11 g/mol) and has a density of 1.0650 g/mL? Unit Conversion: In unit conversion, it i...
(gram formula mass of solute = 24 g)Molarity:The concentration of a solution can be expressed in many units. Some of the units are molarity, molality, normality, etc. Molarity and Normality are temperature-dependent but molali...