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i need help with part B The value of K., for Mga (AsO.)te 2.1 x 10-20...
hey can someone help me out with pt b the answer id jot 11.7
btw
The value of K, for Mg (AO), 2.1 x 10-20. The Asion is derived from the weak asid H, AO (p. 2.22: p=6.98 pk-11.50). Part A Calculate the molar solubility of Me (Asc), in water, Express your answer to two significant figures and include the appropriate units. 4.5x10-6 M M(A10.) Previous Answers ✓ Correct Part B Calculate the pH of a saturated solution of Miga...
The value of K., for Mgs (Asoc)2 is 2.1 x 10-20. The Aso,-ion is derived from the weak acid H, AsO (pK1 = 2.22; p 2 = 6.98; pK3 = 11.50). Part A Calculate the molar solubility of Mgs (Asoc), in water. Express your answer to two significant figures and include the appropriate unit НА ? Value Units Mgs (AsO4)2 Submit Request Answer Part B Calculate the pH of a saturated solution of Mg (AsO4)2 in water, Express your answer...
A Review | Constants | Periodic Table The value of Ksp for Mg3 (AsO4)2 is 2.1 x 10-20. The AsOX-ion is derived from the weak acid H3 AsO4 (pKal = 2.22; pKa2 = 6.98; pKa3 = 11.50). Part A Calculate the molar solubility of Mg3 (AsO4), in water. Express your answer to two significant figures and include the appropriate units. O HÅ* o a? Value Units M8(4804), Submit Request Answer Part B Calculate the pH of a saturated solution of...
I got part A but I dont know how to do part B
rcise 17.98 Calculate the solubility (in grams per 1.00 x 10 mL of solution) of magnesium hydroxide in a solution buffered at pH = 12. Express your answer using two significant figures. S, - 1.2410-8 g/1.00 x 10² ml) Previous Answers ✓ Correct Part B How does this compare to the solubility of Mg(OH), in pure water? Express your answer using two significant figures. V AE Om...
3 od Part A Calculate the solubility (in grams per 1.00 x 10 mL of solution) of magnesium hydroxide in a solution buffered at pH = 12.K.( M Express your answer using two significant figures. OH.) 2.06 x 10 0 AED S - 2.33. 10-4 8/1.00 x 10 mL) Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Part B 2.06 x 10 Calculate the solubility (in grams per 1.00 x 10 mL of solution) of magnesium...
Part A Use the molar solubility, 1.08 x 10-5 M in pure water to calculate Ksp for BaCrO4 Express your answer using three significant figures. Y AL OO ? Ksp = Submit Request Answer Part B. Use the molar solubility, 1.55 X 10' M in pure water to calculate Ksp for Ag, SO3 Express your answer using three significant figures. AED O ? Ksp = Submit Request Answer Part C Use the molar solubility, 2.22 x 10-8 M in pure...
this is part 1. What am i doing wrong? Attached my previous
answers
part 2
Part B Calculate the molar solubility of Ni(OH), when buffered at pH = 10.3. Express your answer using one significant figure. O A 0 2 ? 1.0 • 10-8 Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Submitted Answers ANSWER 1: Deduction: -3% 1.51-10-* M You are given a pl value, which can be used to calculate the OH . This...
i need help woth this!!
Part A K. From the value Ke = 1.2 x 10° for Ni(NH3).2+, calculate the concentration of NH3 required to just dissolve 0.024 mol of NiC 04 (K,p = 4 x 10-1) in 1.00 L of solution. (Hint: You can neglect the hydrolysis of C,0,2- because the solution will be quite basic.) Express your answer using two significant figures. Iyo AEO ? (NH3) = 0.37 M Submit Previous Answers Request Answer
I only need help with part B and that's it. I got it wrong
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How much work W must be done on a particle with a mass of m to accelerate it from rest to a speed of 0.902 c ? Express your answer as a multiple of mc2 to three significant figures. View Available Hint(s) W = 1.32 mc Submit Previous Answers Correct Part B How much work W must be done on a particle with a mass...
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Sewani 1151 <EC Ch 6-7 Problem 7.30 Part A Calculate the number of Li atoms in 5.6 moles of Li Express your answer using two significant figures. νοΙ ΑΣφ ? NI; = 3.4 atoms of Li Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Part B Calculate the number of CO2 molecules in 2.25x 10-2 mole of CO2 Express your answer using three significant figures. EVO AED ? Noo;- molecules of co Type...