结果1 题目 The freezing point of a solution of NaCl is -℃. The molality of this solution is ___mol·kg-1 . The solution in the medicine is ___ solution (isotonic, hypotonic, hypertonic) 相关知识点: 试题来源: 解析 ,isotonic 反馈 收藏 ...
Suppose 3.50 weight per cent of aqueous solution of NaCl is sea water. What of NaCl is sea Water. What is the molality of seawater? View Solution Assertion. The pH at the end point of any acid-base titration is always 7. Reason. The aqueous solution of a salt is always neutral. ...
About Us About Us Careers Contact Us Search Find an Online Tutor Now Ask a Question For Free Login Science Chemistry Solutions Molarity Dilutions Bradley J. asked • 05/13/21 500 mL of a 2.5 M solution of NaCl is left uncovered and 200 mL of the solvent evapora...
If the % m/m of a solution of NaCl is 22%, how many grams of NaCl are present in 250 g of solution? What is the molarity of a solution that contains 0.1 grams of NaCl in 1.0 L of solution? Convert 0.5% NaCl solution (MW = 58.5) into mEq/L. ...
what happens when you directly ingest normal saline solution? like drinking about 60 ml of NSS by accident? Bychatski41— On Mar 07, 2009 Can somebody or an expert explain if injecting a normal saline solution with 2 vials of 5x5 ml ampoules of iron has a side effect on knee joints th...
8. The osmotic pressure of NaCl solution is measured and found to be 778 kPa , what is the amount of sub-stance concentration in the solution at 310 K. ( ) A. 0. 302 mol . 1. B. 0. 151 mol . 1. C. 0. 453 mol . L D. 0. 604 mol . L. 注:osmotic pressure— —渗透压...
Is a solid produced by mixing a solution of NaCl (aq) and KNO3 (aq)? a. No b. Yes, AgCl (s) c. Yes, NaNO3 (s)Double-Replacement Reactions:A double-replacement reaction is a reaction in which the cations and anions of the reactants are swit...
To find the molarity of the solution when 117 g of NaCl is dissolved in 500 ml of aqueous solution, we can follow these steps: Step 1: Determine the mass of NaClThe mass of NaCl is given as 117 grams. Step 2: Calculate the molar mass of NaClThe molar mass of NaCl (sodium chloride...
相关知识点: 试题来源: 解析 When aqueous solution of NaCl is electrolysed,NaCl→Na^++Cl^-+ The reaction taking place at cathode isH^+aqle^-1/2H_2(g) The reaction taking place at anode isCI_(aq)+1/2Cl_(2009)+C_3 反馈 收藏
The control group received injections of the equivalent volume of 0.9% NaCl solution. After injection, the mice were closely monitored for general condition and survival for 7 days. Histological analysis The right upper lungs were removed after 24 h of LPS challenge and were fixed in 4% ...