Which of the following glassware is best used for drying solid samples in an oven? A Watch glass B Crucible Erlenmeyer flask D Beaker

Q: I. ections: Drav the lewis struct Of the neutral atom and the ion of each element. Determine the num...

A: Answer:- Determine the solution of question in detail below

Q: when 15.00 mL of 2.00 x 10^-6 M lithium sulfate is mixed with 17.00 mL of 1.00 x 10^-6M sodium phosp...

A: Given: Concentration of lithium sulfate i.e. Li2SO4 = 2.00 × 10-6 M Volume of Li2SO4 solution = 15.0...

Q: How many grams of CuCl2 (MW = 134.45 g/mol) is needed to prepare 100.0 mL of 0.2418 M CuCl2?

A:

Q: step(s). The SN2 reaction of chloroethane with NaC=CH has 3. O 1

A: Bimolecular nucleophilic substitution reaction (SN2): In this reaction the addition of the nucleophi...

Q: For which of the following systems at equilibrium and at constant temperature will decreasing the vo...

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Q: 3 8 10 11 12 13 14 Liquid octane (CH; (CH,),CH3) will react with gaseous oxygen (0,) to produce gase...

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Q: Ammonia (NH,) gas and oxygen (0,) gas react to form nitrogen (N,) gas and water (H,O) vapor. Suppose...

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Q: Fil in the blank with the reagents necessary to complete the synthesis shown Drag the appropriate la...

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Q: What is the empirical formula of a compound that contains 27.0% S, 13.4% O, and 59.6% Cl by mass? (S...

A: Element Percentage Atomic weight Relative Number of atoms Ratio S 27.0 32.066 27.032.066 = 0.84 0....

Q: Create a procedure outline for calculating the activation energy of an iodine clock reaction, an exa...

A: Answer.

Q: what mass of copper (ii) nitrate is prevent in 50.00mL of a 4.55x10-3 M aqueous solution

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Q: Based on the phase diagram below: a. Describe what one would see at pressures and temperatures above...

A: Phase diagram: The phase diagram represents the different phases of the substance and the pressure a...

Q: dified True or False tions: Write CHEMISTRY if the statement is correct, if otherwise, change the un...

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Q: At 2000 °C, N2(g) + O2(g)  2 NO(g); Kc = 4.10 x 10-4 What is Kp for this reaction?

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Q: Metal ligand bonds tend to be weak and often are observed to vibrate below 600cm-1. Can you foresee ...

A: Metal ligand bonds tend to be weak and often are observed to vibrate below 600cm-1.  

Q: Acetal product formation requires an acid catalyst in the second step, but NOT in the first step. T...

A: We have to predict whether given Statement is true or not.  

Q: h) CH3-CH2-CH2-CH2- ċ=ċ-CH3 i) CH3 -CH3 CH3 CH3-CH,–ĊH ČH3 HIC

A:

Q: Which of the following equilibria would not be affected by pressure changes at constant temperature?...

A: Answer: Pressure of any system of given volume at constant temperature is always directly proportion...

Q: What is the mass in grams of 1.20 × 1014 lead (Pb) atoms? X 10 Enter your answer in scientific notat...

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Q: Determine the concentration of 7.13 g zinc nitrate (MW = 189.4 g/mol) dissolved in 200.0 mL distille...

A: The solution is as follows:    

Q: What is(are) the spectator ion(s) for the following reaction? Ag2NO2 + HI →   No spectator ion.   Al...

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Q: It is possible to ignite diethyl ether at temperatures lower than +35 degrees Celsius. True or Fals...

A: Complete solution is given below in next step   

Q: At 100oC and 2 bar pressure, the degree of dissociation of phosgene is 6.30 x 10-5.  Calculate the e...

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Q: n biological systems, an ACTIVE transport process is one in which an important chemical component is...

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If y...

Q: II. Problem Solving 1. A hollow cylindrical copper pipe is 1.50 m long and has an outside diameter o...

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Q: please solve for part a & b .. im really lost and don’t know how to go about it , thank you!

A: We have to find out the ∆H,∆S and Tb, Tf  for the following reaction .,  

Q: Which of the following factors affects the equilibrium of reversible reactions involving gas? O conc...

A: Equilibrium Reactions: The chemical reactions that can come back to the original path in which it ha...

Q: The AGʻrxn for the reaction: N2(g) + O2(g) 2 NO(g) is +173 kJ/mol at 25 °C. What is the equilibrium ...

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Q: Gaseous ethane (CH, CH,) will react with gaseous oxygen (O,2) to produce gaseous carbon dioxide (CO,...

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Q: Bromination of an alkene by N-bromosuccinimide (NBS) in the presence of light or peroxide is a radic...

A: The reaction given is,  

Q: Isomerisation of [Co(NH3);NO2]Cl2 (Nitro) to [Co(NH;};ONO]CI, has been studied extensively using IR ...

A: The absorbance is measured at 1055 cm-1.

Q: What is the Molar concentration of a 5.10% sodium hypochlorite solution (density 1.0g/mL)’ …Not sure...

A: Given that, a 5.10% sodium hypochlorite solution. The density is d = 1.0g/mL. The molar mass of sodi...

Q: 1. Which of the following match-ups about free energy is correct? A. Positive Gibb's = exergonic = n...

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Q: 4. What is the molarity of K* in a solution that contains 63.3 ppm of K3FE(CN)6(329.3 g/mol)?

A: Given,  A aqueous solution contains 63.3 ppm of K3Fe(CN)6

Q: Question 20 What are the variables in a van't Hoff plot? O K vs 1/T O In K vs T O In K vs 1/T O K vs...

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Q: The equation showing the Brønsted - Lowry base and it’s conjugate acid for H3O(+) as a conjugate aci...

A: The reaction given is, => HNO3 + H2O → H3O+ + NO3-  

Q: Given the dissociation constants for each deprotonation, what is the dissociation constant for the o...

A: Overall reaction dissociation constant is the multiplication of two dissociation constants of indivi...

Q: 4. What is the molarity of K* in a solution that contains 63.3 ppm of K3Fe(CN)6(329.3 g/mol)?

A:

Q: 2. The electric field has a magnitude of 3.0 N/C at a distance of 30 cm from a point charge. What is...

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Q: The standard cell potential for the reaction at 298.15 K: Fe (s) + Zn2+ (aq) ⇋ Fe2+ (aq) + Zn (s) i...

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Q: Question 48 How much distilled water must be added to a 25.00 mL 0.5104 M aqueous H2SO4 solution to ...

A: In case of dilution of any acid or base, the number of moles will remain unchanged i.e, moles or mil...

Q: 3. Complete the following equations for the addition of an acid and base to phosphate buffer solutio...

A: Quick summery:  a) In  acidic solution phosphare buffer act as base and abstract proton. b) In basic...

Q: IV. Laboratory Report: (Parts 1,4,5 are typed.) 1. Title page including the average calculated value...

A: Given: Titration KHP (g) Vfinal (mL) Vinitial (mL) Vtotal NaOH(mL) 1 0.7430 33 0.0 33.00 2 0....

Q: Determine the concentration of A in 2A -> product second order reaction after 45 seconds. Use the gi...

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Q: Identify the IUPAC Name of the following compounds.

A: Given compound: (1)  The numbering of the main carbon chain can be done as follows:

Q: II. Directions: Using Lewis structure, show how an ionic compound is formed between each pair of ele...

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Q: t is a good practice when leaving an operating equipment unattended? Record the equipment using a vi...

A: When we have to leave and the equipment is already operating then we should do following thing.

Q: The cell notation for the Galvanic cell is The Standard Reduction Potential are as follows: E°ca2*/c...

A: formula used E°cell = E°cathode -E° anode  

Q: Your soap contains the glycerol which is the by-product of the hydrolysis reaction.  You did not acc...

A:

Q: When is the fugacity equal to the partial pressure of a gas? O Fugacity is equal to partial pressure...

A: Given : We have to explain whether fugacity is equal to partial pressure of gas.