Determine the weight of the sample needed to be mixed to create a 125ml of the following compounds. 6m Sodium Hydroxide

Q: An empty steel container is filled with 0.840 atm of A and 0.840 atm of B. The system is allowed to ...

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Q: Q: Indicate the effect caused by the following situations on the value of the weight molecule of a s...

A: Weight of solute is only affected in condition when there is Loss of solute in Process.

Q: N-N, N-O, N = 0 The (Choose one) v bond is the shortest, followed by the (Choose one) v bond, and th...

A: Bond length is defined as the  internuclear distance between the bonded atom.

Q: Acetic acid: k1.75x10 Ammonia: k=1.8x10s Hydrofluoric acid: 7.2x10+ Hydrogen sulficde: ke5.7x10 kaa1...

A: #2:  For acetic acid, CH3COOH(aq), Ka = 1.75*10-5  For hydrogen sulfide, H2S, Ka1 = 5.7*10-8 , Ka2 =...

Q: The cyclobutadienyl cation (C4H4+) may be treated using the Huckel MO approach. The roots to the sec...

A: The energy of cyclobutadienyl cation (C4H42+) is needed to be determined using the Huckel MO approac...

Q: For the next 3 items: A 100.0-mL sample of spring water was treated to convert iron to Fe2 (55.85 g/...

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Q: double arrow) CO(g) + H2, what will happen when

A: Chemical equilibrium is  C(s) + H2O + Heat <--->CO(g) + H2(g) As we know, effect on equilibriu...

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Q: Enter your answer in the provided box. Carbonyl chloride (COCI,), also called phosgene, was used in ...

A:

Q: 10. Explain why graphite conducts electricity whereas diamond doesn't. - (include a diagram in your ...

A: Graphite is a good conductor of electricity since each carbon atom is linked to three of its neighbo...

Q: The acid dissociation constant K, of carbonic acid (H,CO,) is 4.5 x 10. Calculate the pH of a 4.8M s...

A:

Q: pH Titration Curve for titrating 29.0 mL of Aqueous Lithium hydroxide with 0.788 mol/L Hydrobromic A...

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for...

Q: a) Sketch the Lewis structure and name the molecular VSEPR shape for CCl4 b) What is the hybridizat...

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Q: 45.00 40.00 36.00 30.00 25.00 20.00- 15.00 10.00 5.00 MM CM 0.00 o.bo 120 1 14.00 200 4.00 6.00 8.00...

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Q: Please identify the each stament below whether it is true or false, and leave an explanation. Thank ...

A: Given:- Identify  whether it is true or false, and leave an explanation:-  1. All the gases in the w...

Q: What is the pH of a 1.00 x 10^-9 molar solution of KCl?

A: KCl is a salt of strong acid (HCl) and strong base (KOH). 

Q: What is the pH of a solution prepared by dissolving 0.450 mol of NH3 in sufficient water to make 1.0...

A: Given,  The pH of a solution prepared by dissolving 0.450 mol of NH3 in sufficient water to make 1.0...

Q: Which of the following is/are true about the peptide bond? It has a triple bond character There is ...

A: Amino acids can be defined as the organic compounds containing carboxyl group and amine group.

Q: जiue the boifaि् १orकचे त्स्समवोन १०व९ f१०Td and the en thalpy of vaporization IS 56.3°C 1s प8.৪k১|m...

A: Given data : 

Q: What is the mass of a ball bearing (in grams) with a wavelength of 7.071 x1029 m, and a velocity of ...

A: Given  Wavelength (λ) = 7.071×10-29 m Velocity (v) = 0.100 m/s Mass (m)= ? From , λ= h/mv Here,  h =...

Q: Draw the structure of the major organic product(s) of the reaction. OH • CH,OH NaOCH . You do not ha...

A: Carboxylic acid reacts with alcohol in the presence of acid or base catalyst to form an ester. The r...

Q: Answer the question in full details and complete paragraphs, using lots of information about the top...

A: Polycarbonates are type Of thermoplastics having carbonate groups and are optically  Transparent. 

Q: AIBT3

A: ->First of all alkyl bromide form carbocation hence if possible then rearrangement occur and most...

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A: Metallographic examination utilises inverted optical light for inspection of material grain Sizing ,...

Q: Be sure to answer all parts. The equilibrium constant (K) for the reaction 2HCI(g) = H2(g) + Cl2(g) ...

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Q: Experiment 2: Investigating the Properties of Buffer Solutions   Test Data:  pH of Cola Solution 2...

A: Buffer solution : It is the aqueous solution of of mixture of weak acid and conjugate base or vice v...

Q: 8. While studying the adsorption isotherm of acetic acid on charcoal, if 2.5 gm of charcoal be taken...

A: Here adsorbate is acetic acid and adsorbent is charcoal.  Given the mass of the adsorbent, charcoal ...

Q: Kw of water at 100°C is 5.62 x 10-13. What is the pH of water at this temperature

A: Given- Kw = 5.62 × 10-13 T= 100°C = 100 + 273 = 373 K  

Q: pH (calculated and theoretical) of prepared buffer solutions Show all work with units.  The answers...

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Q: Buffer solution is made by taking 0.404 moles of acid (Pka=5.83) & 0.468 moles of sodium acetate and...

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Q: Determine the Molar Concentration of a 273ml of the following reagent. c. 125 g of lime

A:

Q: 5. If we heat 500 g of ice at -50.0°C to vapor at 100°C, how much energy in kl will it take? Cice=2....

A:  

Q: 24.1 ml sample of 0.644 m formic acid (hcho2) is titrated with 0.644 m naoh. calculate the ph after ...

A: Given: Concentration of HCOOH = 0.644 M Volume of HCOOH sample = 24.1 mL = 0.0241 L                 ...

Q: All polymorphs have an interconversion temperature? True False plz.Explain properly.If you ca...

A: Polymorphs is the term used for those species which show polymorphism i.e, one chemical substance ca...

Q: The reaction for the metabolism of sucrose, C12H22011, is the same as for its combustion in oxygen t...

A: Molecular weight of sucrose C12H22O11 = 342.30 g/mol Number of moles of sucrose = mass/mol.wt. = 77....

Q: K°  0.   b. K° > 1 and G° < 0.   c. K° < 1 and G° = 0.   d. K° = 0 and G° = 0.   e. K° = 1 a...

A: As we knows for Spontaneous reaction □G° is negative.  Relationship between equilibrium constant and...

Q: 2+ A chemist wishing to do an experiment requiring " Ca* (half-life = 4.5 days) needs 9.0 ug of the ...

A: Given :- Half life of 47Ca2+ = 4.5 da  Time = t = 48 hour = 2 day  Amount of 47Ca2+ present at time ...

Q: Determine the weight of the sample needed to be mixed to create a 125ml of the following compounds. ...

A:

Q: 45.00 0.00 .00 0.00 25.00 20.00 15.00 10.00 5.00 0.00 o.bo 200 4.00 00 1000 1200 14.00 Mes Which elu...

A:

Q: What is the H3O+ concentration in an 8.8 x 10-4 M Ca(OH)2 solution?

A:

Q: A buffer was prepared by mixing 1.00 mole of ammonia (Kb = 1.8x10-5) and 1.00 mole of ammonium chlor...

A: We have to predict the pH of the solution.  

Q: A 50.0 ml of 0.02 F ammonia solution is added to a solution containing 0.004 g Ni2+, 0.003 g Mn2+, a...

A:     For the original compound, formal concentration is the same as initial molar concentration.

Q: A 0.60 M solution of a weak acid, HA, has a pH of 3.41. What is the percentage ionization of the aci...

A: ★ Answer : percentage of ionization of the acid is 0.064% 

Q: Find Ka of 0.1 M HCN   cyanic acid that is 4.4 percent dissociated.  Please answer asap

A: Given-&gt; Molarity of HCN = 0.1 M Percent dissociate = 4.4 %  

Q: Experiment 1: Preparation and pH of Buffer Solutions Test Data:     Mass of Sodium Acetate :4.0 g ...

A: Given, mass of sodium acetate = 4.0 g Volume of Sodium Acetate Solution= 100.00mL Acetic Acid Concen...

Q: The change in the internal energy of a system that absorbs 2,500 J of heat and that does 7,655 J of ...

A: Given-&gt; Heat absorbed = 2500 joule Work done on surrounding = 7655 joule  

Q: C. Q.0.30M hydrofluoric acid acid 2 A 200 ml of 0.05 F nydrogen sufide solution is added to 25 ml 1....

A: Total volume of the solution after mixing both the acid, Vt = 200 mL + 25 mL = 225 mL Volume of H2S ...

Q: Consider the following reaction at 298 K. C(graphite) + 2 Cl,(g) CCI,(1) AH° = -139 kJ Calculate the...

A: Given reaction is :  C (graphite) + 2Cl2 (g) ----------&gt; CCl4 (l) , ΔH0 = -139 KJ   Then,  Calcul...

Q: A 0.035 M solution of a weak base is 0.022% ionized. X Incorrect. Did you divide by the 100% percent...

A:

Q: Which does not belong to the group? Osi O GaAsp GaAs Ge

A: GaAsp is a compound hence it doesn't belong to the group.