Page 3 of 5 Problem 7 The initial molar concentration of formic acid (HCOOH) is 1.7 M. What is the pH of the solution, if the ionization constant for acetic acid is K = 1.7x104? Enter your answer in the box provided with correct units and sig. figs.: The pH of the solution is ): pH = Answer:

Q: 9. According to your calculations, how many grams of silver should be produced for this trial?…

A: To provide what is best and to understand more about the students concerns for their studies.

Q: QUESTION 7 One mole of particles of any substance contains how many particles? 3 x 10-10 particles 3…

A: 7) The value of the mole is equal to the number of atoms in exactly 12 grams of pure carbon-12.

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Q: How many moles of CO_(2) are present in 88.0 grams of CO_(2) ?

A: The given mass of CO2 = 88.0 gThe moles of CO2 =?

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A: For 4130 steel, the amount of iron atoms present are alomst 98%. There is maximum percentage of iron…

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Q: An individual combined 1.397 g 4-aminophenol with 2.9 mL acetic anhydride.  A mass of 1.302 g pure…

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Q: What is the mass of 4.60 moles of magnesium chloride, MgCl2 ? Express your answer with the…

A: Given, moles of MgCl2 = 4.60 mol

Q: What are the correct chemical table values? (Make sure the molar amounts are correctly calculated…

A: MTBE:The Molecular formula : C5H12O

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Q: Question 20 Explain in details how can the percentage of carbon, hydrogen and nitrogen be determined…

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Q: Part D-Yield Calculations Which of the following errors could cause your percent yield to be falsely…

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A: Given that -  Calcium carbonate mass = 1.75 kgs  Calcium oxide mass = 2 kgs  Water mass = 1.75 kgs…

Q: Show ALL work.  Remember to follow significant digit rules and show proper format in all answers.…

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Q: pure density liquid A. 31. What is the density of a mixture that is 2.3 moles A and 2.7 moles B?…

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Q: What is the percent by weight (w/w%) of sugar in soda? Assume the average mass of sugar in soda is…

A: w/w % =( mass of solute(g)/mass of solution(g))*100

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A: Formula weight is the sum of the atomic weights of all atoms appearing in a given chemical formula.

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Q: 41. Add the correct coefficients to properly balance this equation. C10 H16 + Cl, → C+ HC1

A: Equation is balanced when the number of elements are equal in both sides of the equation.

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A: Note : There is an error in the first data given. Mass of phenacetin used can not be less than mass…

Q: At rest, a person inhales 5.88 x 1023 nitrogen molecules in an averag breath of air. How many moles…

A: A person inhales, 5.88×10^ 23 nitrogen molecule

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Q: How would the following procedural error affect the experimental results? Briefly explain. When the…

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A: It is given beaker is not properly dry before adding the sample.

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