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How Many Nuclei Can Reasonably Bear The Charge In Each Of The Following lons?
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- 'N Brz NaOH N- ●Question 27 ОН-, Неat CN CN CNOrder these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine making an 0.1 M solution of each species. Select1 next to the species that makes the solution with the lowest pH. Select 2 next to the species that makes the solution with the next higher pH, and so on. Notice that some of the rankings have been filled in for you already. Also notice that water is on the list. For that particular case, just compare the pH of pure water to the pH of the other solutions. Note for advanced students: for all charged species, you may assume the necessary counterions act as neither acids nor bases. relative pH of 0.1 M aqueous solution species H20 4 H,PO4 HNO, (Choose one) NO2 7 OH (Choose one) HF (Choose one) ▼
- Can you please help me with 5Ti me [A] [B] [C] [D] (mi (M) (M) (M) (M) n) 0.2 0.60 0 0.00 0.00 00 0 0.1 0.58 0.00 0.00 5 94 9 51 52 0.1 0.56 0.01 0.01 10 90 9 03 05 0.1 0.53 0.01 0.01 15 82 5 53 51 0.1 0.48 0.02 0.02 25 75 6 49 50 0.1 0.41 0.03 0.03 40 60 3 82 84 0.1 0.30 0.05 0.05 60 46 1 46 47 Calculate the average rate of consumption of A from 10 to 40 minutes. -1.00×103 M-min-1 -7.50x104 M-min-1 7.50×104 M-min-1 ○ 1.00×10-3 M.min-1Please help me complete question 4
- convert 0.375ml to ulHO HO HIO4 HO MeOH OH SH 12 MeOH▼ Part B 2NO3(aq) +8H(aq) + 6e 3Fe(s) + 2NO3 (aq) +8H+ (aq) 3Fe(s)→→3Fe²+ (aq) + 6e →>> 2NO(g) + 4H₂0 (1) →3Fe²+ (aq) + 2NO(g) + 4H₂O(1) IVE ΑΣΦ Calculate El using the tabulated standard electrode potentials at 25 °C. cell Express your answer in volts to three significant figures. Eeell= 1.21 SWE Submit Previous Answers Request Answer 2+ X Incorrect; Try Again; 4 attempts remaining ? V stontiol buoubtrooting the electro na
- Iam need solution Quickly pleaseThe following Absorbance vs concentration of nitrite graph is obtained for a set of data: Absorbance Vs Concentration y = 1.6628x+0.0373 R? = 0.9893 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0.2 0.4 0.6 0.8 1 Concentration of nitrite (mg/L) Determine the concentration of unknown solution for which the absorbance is determined as 0.69 A. More data is required В. 0.69 С. 0.65 D. 0.39 AbsorbanceA student plans to determine the concentration of unknown potassium permanganate (KMnO4). The absorbance of the unknown solution is 0.53. To calculate the concentration of this unknown solution, the student prepared a series of KMnO4 standards from 100 to 550 uM. What is the concentration of the unknown solution given the data table?