Decide whether each row is a set of resonance structures for a single molecule and select "yes" or "no" in the last column. Br structures Br resonance structures? Oyes О по O yes no yes • по Oyes no

Q: 4. Why is it necessary to standardize a sodium hydroxide solution? a. Sodium hydroxide is basic…

A: The NaOH is Alkaline (basic) in nature . In the titration reaction base is used. The base is…

Q: given the molar mass of of compound A as 327.34g/mol and the mass being 0.016g. calculate the…

A: Given that, the molar mass of compound A as 327.34 g/mol. The mass of the compound A is m = 0.016 g.…

Q: What is the composition of Fehling’s Solution? What is the composition of Benedict’s

A: We have to tell about the composition of fehlings and Benedict's solution

Q: Question 6 Listen If Mohamed Jama titrated 25.0 mL of an unknown concentration of H2SO4 solution and…

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Q: Name the following compound. CH,O. OH OCH3

A: Select the parent moiety  Label carbons of parent moiety Identify the substituents and their…

Q: Data related to aqueous solutions of sodium chloride (NaCl) and aqueous solutions of ethanol…

A: As the options given only belongs to NaCI solution , so we will examine the NaCI solutions for the…

Q: Explain why the substances given below dissolve well in the solvents given below. Article Ь, KCI NaF…

A: Iodine (I₂) in Water (H₂O):While I₂ is nonpolar, it can dissolve in polar water to a small extent…

Q: Which property is the basis of the purification technique recrystallization? Select one: Color…

A: To solve this problem we have to know about purification technique recrystallization .

Q: tion / Wny not add the last remaining drop of the pipette from the solution by blowing it with your…

A: ANSWER IS :

Q: 10. If you had a 1.3 Liter common ion solution of 5.6 M Acetic Acid and 6.3 M Sodium Acetate, how…

A: Given that, we have 1.3 liter solution of 5.6 (M) acetic acid and 6.3 (M) sodium acetate. As the…

Q: What volume of a 0.1500 M solution of AgNO3 is needed to completely react with 100.0ml of a 0.2500 M…

A: According to the given reaction we can see that 2 moles of AgNO3 is required to completely react…

Q: Calculate the Concentrations of the Diluted Solutions 1. Transfer 50 ml of a 1.50 mol/L stock…

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Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Step 1: mass/mass percent can be described as mass of a solute that is dissolved in certain mass of…

Q: How do we make 5000 mL of .200 M NaOH solution? In class we got 4.00g of NaOH but I don't understand…

A: Basically here the question asked is what amount of NaOH is needed to make 5000mL of .200M NaOH…

Q: Question 5 Which of the following describes a method to dilute a concentrated solution? O Adding…

A: A method to dilute a concentrated solution is –   – We can dilute the solution by adding enough…

Q: lution 01 0.0500 M NaOH Volumes: Initial 45.16 mL 42.93 mL Final 21.38 mL 18.78 mL Used Average Used…

A: The values as calculated Initial 45.16ml 42.93ml Final 21.38ml 18.78ml Used 23.78ml 24.15ml…

Q: How many mL of 0.900 M K2SO4 solution should be taken to prepare 250 mL of 0.450 M K2SO4 solution?…

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Q: The mass of nickel(II) cyanide that is dissolved in 225 mL of a saturated solution is grams.

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: Can you please answer number 5 and show all of the steps to the solution

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Q: Which of the following can be fully dissociated when dissolved in a solvent? A. acetic acid B.…

A: Electrolyte is substance which dissociate in to ions.

Q: Please find the volume of 0.1 M citric acid stock solution required to make a 50.00 mL working…

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Q: Calculate the number of grams of solute that has to be used to make the following solution: 216.5 mL…

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Q: Which of the following properties of precipitates is desired in gravimetry? a. Large b. Pure c.…

A: Gravimetry is the methods set which is used in analytical chemistry for the determination of the…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Kf (Water) = 1.86 Kg. oC mol-1 For potassium chloride (KCl), it dissociates completely into two ions…

Q: What volume of 0.220 M HBr solution (in mL) is required to obtain 0.0600 moles of HBr? A) 3.67 L B)…

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Q: Find tha density of 1.19 g/ml and contains 37.0e molarity of Solution of Hcl that has (w/w %) How…

A: Given , Density of HCl=1.19 g/mL Solution concentration=37%(w/w)

Q: 8. List and define the major factors that affect the rate of solution. a. b. C.

A: Answer - Solution - solution is a special type of homogeneous mixture composed of two or more…

Q: when 31 grams o f potass um C arbonate dissolvee in enough water are to make 756 mL C Solution What…

A:

Q: ОН | | OH НО ОН

A: Both molecules are chiral.having two chiral centre .

Q: When 0.064L of a solution containing 1.46M BaF2 is diluted to 0.7L, what is the concentration of…

A:

Q: Lactic acid forms a same percentage of hydrogen ions and lactate in a solution. Lactic acid is a O…

A: a. weak electrolyte

Q: A. Preparation of Solution from Solid Solute Calculated weight needed to Solid Required Required…

A: Given: Na2CO3 Required volume = 0.1 L  Required concentration  = 1 M  To find : Formula weight…

Q: What is solution of 13km to m?

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Q: A common colligative property is that a solute will...   Raise the boiling point   none of these…

A: Colligative properties: Properties of solutions are properties that depend upon the concentration of…

Q: 19. Compared to blood, how should Solution A (0.4 M NaCl) be classified? Choose... 20. Describe what…

A: As per our Guideline we can solve one question or 3 sub parts So please post remaining question…

Q: What volume of a 0.177 M hydrobromic acid solution is required to neutralize 25.8 mL of a 0.142 M…

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Q: List serval official substance that are required to show no turbidity when tested for chloride and…

A: The suspended materials and the inorganic substance that can be measure is called as turbidity and…

Q: Choose all options that will lead to an unsuccessful titration.   a. Before filling the burette…

A: A multiple choice question based on quantitative analysis, which is to be accomplished.

Q: d) please see attached question concentration KOH=20.8325mL pH solution=2.9 beginning of the…

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Q: To what does the solubility of a gas in a liquid depend on? A. pressure B. nature of solute and…

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Q: Aif an increase in one variable will increase the other one. Bif an increase in one variable will…

A: Answer is as follows for first 3 question according to our guidelines.