What happens to the concentration of a solution when solvent is added to it? Group of answer choices Remains unchanged Becomes zero Increases Decreases

Q: H, or HLE of Solute: Select an answer H2 HLE of Solvent: Select an answer H3 or HHYD: Select an…

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Q: Please answer 3,4,5 all parts Choose the answers in the following : A. Right B. Left C. Increase D.…

A: The correct answers have to be chosen,

Q: Calculate the mole fraction of the ionic species KCl in the solution. Express the concentration…

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Q: Which of the drawings above represent a solution formed by placing an ionic compound in water?…

A: When any ionic compound dissolves in water, it completely ionized. So, aqueous solution contains…

Q: Hello! I'm having issue with the question below. I'm thinking the concentration of NaOH would go…

A: It is given that the beaker is not dry , hence it contains traces of water.

Q: Procedure calls for preparing a .1m solution of cleaning solution, with hydrochloric acid in water.…

A: molality (m) :    moles of solute present in 1Kg of solvent is called molality (m)  Units :…

Q: Interconvert molar concentrations ofions and milliequivalents/liter.

A: Normality of a solution = Number of gram equivalent per liter = Number of milliequivalent per…

Q: What does the shared electron pair between a Lewis acid and a Lewis base represent? Group of answer…

A: Lewis acid : accepts pair of non-bonding electron. Lewis base : donates pair of non-bonding…

Q: Answer the attached photo. Show all relevant solutions.

A: First rate constant (k) and t1/2 relation is  t1/2 = 0.693 / k  Where  k = rate constant = 3.3 x…

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 chemist drops 10 grams of granular table sugar into a beaker of water at the same time he drops 10…

A: Dissolution process increases with the increase in the surface area.

Q: Question 25 of 46 Convert the concentration of 0.700 M Na,SO, to g/ml STARTING AMOUNT ADD FACTOR…

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Q: Calculate the [OH] of water at SATP if the hydrogen ion concentration is 0.15 mol/L.

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Q: 20.0 mL of a 0.286 M HCl solution. VO AEO V = mL Submit Request Answer • Part B 7.00 mL of a 0.580 M…

A: a) 20.0 mL of a 0.286 M HCl solution Given Molarity of NaOH solution = 0.14 M = 0.14 mol/L Volume of…

Q: Answer the ff: c. At equivalence point d. Past the equivalence point

A: A weak acid is an acid that undergoes partial dissociation that results in formation of some amount…

Q: Table 1: Qualitative Analysis of Group IV Cations Group IV Confirmatory Result/ Substance Inference…

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Q: Derive the equivalent expression of ppm in mg/L

A: The objective of the question is to derive the expression where ppm is converted into mg/L

Q: Find and calculate carefully the answer with solution and box the final answer.

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Q: A solution is saturated with a solid and a gas. The solution is then heated. We would expect the…

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Q: Why do true solutions not show Tyndall effect?

A: Tyndall effect is the dispersion of particles by light and its often used to differentiate the true…

Q: Why is it important to know the concentration of solution at home or in the laboratory?   note;…

A: In chemistry, the concentration of a solution is the quantity of a solute that is contained in a…

Q: Compare picture I and II and choose: A = If the indicated property is greater in picture I than in…

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Q: /Effervescent tablets bubble when the citric acid and baking soda in them react.

A: A question based on chemical properties, which is to be accomplished.

Q: point of a solution ca

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Q: When a solution is supersaturated the concentration of the solute is _____ the solubility, and _____…

A: A solution is an homogeneous mixture of two or more substance. The component of a solution can be…

Q: B. Fill in the following chart: Type of solution Behavior in water|pH range Example Neutral Acid…

A: The species which releases H+ ions in solution on dissociation are termed as acid. The species…

Q: If the cotton ball on the left side is soaked in ammonia and the cotton ball on the right sile is…

A: The cotton ball experiment with ammonia and hydrochloric acid is mainly based on Graham’s diffusion…

Q: In the experiment on pH, what did they use to test their solutions? Group of answer choices A. pH…

A: Universal pH indicator are phenolphthalein, bromothymol blue  and commonly use pH paper is litmus…

Q: Calculate the percent dissociation of the acid in each of the following solutions a. 0.50 M acetic…

A: Concept based on the dissociation of weak acids on dilution.

Q: Suspensions also show Tyndall effect (compare)

A: Suspensions also show Tyndall effect  that has to be compare.

Q: Calculate the %(m/v) of hydrochloric acid using the molar concentration you found. Shows…

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

Q: of the strong base: NaOH? TYOUR ANSWER TO 3 NON ZERO DIGITS OF ACCURA PUT UNITS IN THE ANSWER BOX

A: Mmol of HCl = M × V   = 0.307 × 600 = 184.2 mmol Mmol of NaOH = M × V    = 0.156 × 230 = 35.88 mmol…

Q: homemade product

A: In this question we have to explain the example project proposal about designing a homemade product…

Q: Question 7 What are the products when table salt (NaCI) is placed into water and stirred? Your…

A: We have to say the products form when NaCl is placed in water and stirred

Q: In an experiment to determine the amount of aspirin in a tablet, one of the bottles of NaOH used was…

A: Here we required to predict the effect of concentration NaOH in determination of the concentration…

Q: How did the change of stress (adding or removing reactants or products) cause a shift in the…

A: Equilibrium is a condition at which the concentration of participant species remains constant over…

Q: Answer both questions regarding Acids and Bases. After adding 50 mL of NaOH solution, the sample in…

A: The student transferred 2ml of sample of the acid into flask,dilute it with water and added NaOH.

Q: Please answer 4,5,6 all parts Choose the answers in the following :  A. Right B. Left C. Increase…

A: To find out the decrease or increase in the concentrations of hydronium ion/hydroxide ion , one…

Q: Is the solution of known .... -2 concentration, while .. Is the solution of unknown concentration…

A: Acid-Base titrations are used in order to determine the amount of  known basic or acidic substance…

Q: QUESTION 1 (a) Read the following burette and graduated cylinder and record your answer in the…

A: The answer of each blank has been underlined.  Ans (i) The liquid present in the burette is a…

Q: Two milliliters of 0.025molars potassium iodate solution was used to standardized the sodium…

A: 2.0 mL of 0.025 M potassium iodate KIO3 solution was used to standardize 19.4 mL of the sodium…

Q: equivalent weight of oxalic acid dihydrate.

A: Molecular weight(M) of oxalic acid dihydrate(H2C2O4.2H2O) = 126 g Equipment weight(E)  =    =…

Q: 1. What is the standard solution?

A: ANSWERE IS DISCUSSED BELOW :

Q: Calculate molar mass for delta Tf, molality of t butanol and experimental molar mass of solute. (Kf…

A: The depression or lowering in freezing point is expressed as:

Q: Kindly answer from 1-5 with solution thank

A: Rate of reaction is defined as the speed at which a reaction takes place. It is proportional to the…

Q: Using the solubility curve in the second picture answer the following questions.

A: Saturated solution is the solution in which no more solute can be dissolved at the same temperature.…

Q: Part A Go to the Slightly Soluble Salts tab. Choose the salt silver bromide from the dropdown menu…

A: Silver: Ag exist as Ag+ ion Bromine: Br exist as Br- ion

Q: Comment on the solubility of the two dyes in water. In your answer consider intermolecular bonds and…

A: Water is a polar solvent and more polar compounds dissolve more in water.

Q: Question:- how to do 1:100 dilution for 100ml of a solution?

A: Dilution is the method to add more solvent and the concentration of the solution decreases.

Q: 1. Solubility Test Table 1. Results for the solubility test. OBSERVATION* INFERENCE SAMPLE Ethyl…

A: Solubility refers to dissolution of a substance in another so as to form a homogenous solution. It…