I needed to find out the molarity of HBr solution. The bottle is marked as48 % HBr. Mol. wt: 80.92 density: 1.49 I am assuming it is W/V: Here is my calculation, %/mol.wt/V=M 48/80.92 = 0.593 moles 0.593/100 =5.93M
What is the molarity of a 21mL nitric acid soluti 21mL nitric acid solution that completely neutralizes 25mL of a 0.3M solution of NaOH? HNO3(aq)+NaOH(aq)=NaNO3(aq)+H2O(l) 答案 21毫升硝酸溶液,完全中和25毫升的0.3 M氢氧化钠的解决方案? 硝酸溶液(aq)+氢氧化钠(aq)= NaNO3(aq)+水(l...
Molarity: The dissolving medium of the solution is called the solvent and the substance that is dissolved in the dissolving medium is called the solute.The ratio of the moles of the solute and the volume of the solution gives the molarity of the solution. ...
CBSE COMPLEMENTARY MATERIAL-SOME BASIC CONCEPTS OF CHEMISTRY -ONE WORD ANSWER TYPE QUESTIONS What is the SI unit of density? 01:04 What is the SI unit of molarity? 01:59 Calculate the number of atoms in 32 u of He. 01:43 What is the volume of 17 g of NH(3) gas at STP? 02:13...
what molarity of HCl is "dangerous" «on:May 15, 2005, 06:37:12 PM » Hey there. First-time poster, long-time chemistry fan. We did a simple acid-base titration in class, with a solution of 0.10 mol/L NaOH, and a solution of HCl of unknown concentration. Through calculations of...
结果1 题目SAT2化学真题一道what is the approximate molarity of water?相关知识点: 试题来源: 解析 1 liter of water is 1000g,one mol of water weighs 18g,so each liter has 1000(g/L)/(18g/mol) = 55.5 mol/L = 55.5M 反馈 收藏
What is the molarity of an aqueous solution containing 43.7 g of glucose (C_6H_{12}O_6) in 1.1 L of solution? A 650.0 mL solution contains 125 grams of glucose. If the molar mass of C_6H_{12}O_6 is 180.16 g/mol, what ...
Molarity Morality is a physical-chemical measure that mathematically determines the number of moles of a substance per volumetric unit. It is directly proportional to the number of moles of the substance and inversely proportional to the volumetric concentration o...
Molarity is the amount of a substance that exists in a given volume of solution. Measuring molarity is especially important...
Molarity for Urea: 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. ...