33. Which of the following is the best description of a semipermeable membrane in the context of osmosis? A. A membrane that allows neither solute nor solvent particles to pass through it. B. A membrane that allows solute particles, but not solvent particles, to pass through it. C. A membrane that allows solvent particles, but not solute particles, to pass through it. D. A membrane that allows both solute and solvent particles to pass through it.

Q: 1. Zn | Zn²+ (1.0 M) || Cu²+(1.0 M) | Cu 2. Zn | Zn²+ (1.0 M) || Cu²+ (0.1 M) | Cu 3. Zn | Zn²+ (0.1…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: D. _KCIO3(S)---> _KCI(aq)+ _02(g) E. Fe203 (s) + _H2O(I)---> _Fe(OH)3 (s) F. Ca(OH)2 (aq) +_HNO3…

A: In a balanced chemical equation, the number of moles of each atoms on both sides of the equation is…

Q: Write and balance the equation representing what happens when Mg(NO3)2(s), a strong electrolyte,…

A: When a strong electrolyte dissolved in water. It dissociates into its respective ions.

Q: 7) Given the reaction and data below: BrO3(aq) + 5 Br(aq) + 6 H(aq) [Br.] 0.100 M 0.100 M 0.100 M…

A: Given , Reaction : BrO3-(aq) +5Br-(aq)+6H+(aq)→3Br2(aq) +3H2O(I)

Q: II. b) What is the difference between liquid-liquid, solid-liquid and solid-phase extraction?…

A: We need to differentiate between liquid-liquid, solid-liquid and solid-phase extraction.

Q: In your one semester being enrolled in the subject Analytical Chemistry II, write your major take…

A: Given- certain topic To find- it's reviews

Q: Explain your rationale for using the summative assessment (below) from the lesson plan on mixing…

A: The objective of the question is to explain the rationale for using a specific summative assessment…

Q: 5. Why is decantation rather than filtration the preferred method of separating the salt from the…

A:

Q: Station #9  =  HC2H3O2 (aq) For this acid, what does the white bead represent?________ blue bead?…

A: Acetic acid (CH3COOH) is a weak acid, so it will dissociate little in water. The dissociation will…

Q: , then you can help me on question 1.

A: Molarity of KMnO4 solution is 0.1M. Trial-1:  Initial burette level = 0.45 mL Final burette level=…

Q: Part B Before investigating the scene, the technician must dilute the luminol solution to a…

A: Luminol Concentration = 6.00 × 10-2 M = 6.00 × 10-2 mol/L Volume of Diluted luminol Solution = 2.00…

Q: Why is it that the method used to attack a problem is an important as the answer to the problem…

A: A problem can be solved by the following steps- • Understand the requirement of the problem •…

Q: Which of the following are identical?*

A: Homomers are those compounds which are superimposable to each other.  Compound II and III are…

Q: 2. A student was given five known solutions and asked to study their interactions. The solutions…

A: Given:  Five solution solutions are given.

Q: It is a type of mixture with particles evenly scattered in a dispersed medium without settling down

A: Mixture is the  combination of  two substance.  There are  two types- 1) Homogeneous  mixture.  2)…

Q: 4 Fe + 3 0, 2 Fe,0, Vhat volume (liters) of O, is required to react with 1.7 moles of Fe? 1 mole O.…

A: The mole concept is used to solve such problems. The mole concept was proposed by Avogadro. It…

Q: I need help finding the %Composition for %cychohexane and %toluene. The formula (area of peak/total…

A: To determine: % composition for Cyclohexane and toluene

Q: So for the question below, I have the answer worked out from class but I don't understand certain…

A: Since you have asked multiple questions, we will solve the first  part of the question for you. If…

Q: 2. Using the data in Appendix A of Benjamin's Water Chemistry, answer the following questions a.…

A: a. Given: T=25°C=25+273=298 K To find: KH=? To calculate the Henry's law constant, KH we will use…

Q: For the calculation of sd, shouldn't it be (0.97-1.09) and so on... because 0.97 = x and 1.09 =…

A: The general equation to find the standard deviation is: ∑i=2n(Xi-μ)2NwhereXi = Experimental valuesμ…

Q: 13. In a gravimetric analysis, a student predicted that 250 g of precipitate should form. During the…

A: Answer:When solutions of two different substances are mixed and formation of precipitate takes place…

Q: C. Preparation of Standard Curve and Beer's Law Analysis. Video for Part C Fill in the table below.…

A: A question based on Beer-Lambert law, which is to be accomplished.

Q: Use the exponent (EE) functionality on your calculator to do these calculations (a & c should be…

A: Significant figures of the answer will be two significant figures as the questions have .

Q: Item 2: Question Given the data for the measurements of the concentration of iron in a blood sample:…

A:

Q: A chemist prepares a solution of zinc nitrate by measuring out 78. umol of zinc nitrate into a 100.…

A: Given: The number of micromoles of zinc nitrate present = 78 μmol The volume of the solution = 100…

Q: Pick an appropriate solvent(s) from table to dissolve each of the following substances. Common Polar…

A: A particular dissolves in a solvent based on its properties.

Q: A BOA kd ous soluion How many ppm of Br, s ths oluton 35.1 pp

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 1. The crucible is not fired, as the procedure suggests. The mass of the dirty crucible is recorded.…

A: For proper experimental results, we have to carry out all the experiments as given in the procedure.…

Q: The data below apply to questions 13 - 18. A sample is believed to consist of Epsom Salt, MgSO47H2O.…

A:

Q: Exactly 1.00 grams of granular table salt was dissolved in deionized water up to 500 mL. An aliquot…

A:

Q: ind out the AA content in “mg/L" after 340 days of storage at 10°C.

A: We have to find AA content

Q: Calculate moles of acetic acid in vinegar

A: The titration of acetic acid by sodium hydroxide can be expressed in the form of a balanced chemical…

Q: a. b. C. Br осно Ph OH

A: Given are organic reactions.Lets see reagents for each.

Q: Standardization of Hydrochloric Acid Solution Answer the concentrations in 3 significant figure. The…

A: Below attached file showing the details answer.  All the best .

Q: In the Analytical Chemistry laboratory, one of the B.Sc student Ms. Fatma wanted to analyze the…

A: Spectrophotometer

Q: A decomposition reaction is determined to be zero order. The initial concentration of the reactant…

A:

Q: Next the student conducts two different runs: In RUN 1, 10.0 mL of 5.00 M NaOH is combined with 10.0…

A: We find the order of the reaction by the graphical method in which we have to plot 3 different…

Q: A student was given a stock ascorbic acid solution of 2.323 mg/L. Following the directions in the…

A: Concentration of stock ascorbic acid solution = 2.323 mg/L

Q: 3. Standard white vinegar you can buy in the grocery store is 5% concentration. That means 5% of the…

A:

Q: Question 26 of 40 Submit Consider the reaction below. Which species are the Brønsted-Lowry acids?…

A: The question is based on the concept of chemical equilibrium. We have to identify bronsted lowry…

Q: Think about the situation where you are investigating the relationship of study time vs. exam grade.…

A: Few questions about data interpretation, which is to be accomplished.

Q: Use the figure below (Figure F01-7-8) to answer this question. Temperature Anomaly (°C) O O 1.06 O…

A:

Q: In her chemistry class, Rachel is preparing a special solution for an experiment that she has to…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: KH2PO4] (µg/mL) in 1000.0 mL

A: Initial concentration of stock solution = M1=50 ug/mL Volume of stock solution to be used = V1…

Q: 2) Did your sample contain Ag+ ions? 3) What test was most critical in determining if your sample…

A: A common method used to identify the ions in a mixture is quantitative analysis. Here the ions in a…

Q: A company illegally dumped their wastewater on a river bank. You are part of an environmental NGO…

A: As per our guidelines we should answer only one question. So kindly repost other questions as…

Q: I know you don't answer graded questions and I am not looking for you to straight up give me the…

A: Mass spectrometry is a technique used to find out the molecular weight of the compounds and thus…

Q: Aluminum-lithium (AI-Li) alloys have been developed by the aircraft industry to reduce the weight…

A: