According to the following reaction: KHP + NaOH a NaKP + H_2O What is the concentration...
We can measure the concentration of NaOH solution by reaction with KHP Complete reaction with 0.9674 ± 0.0009 g of KHP (molecular weight: 204.2210 ± 0.0007 g/mol) required 27.35 ± 0.04 mL of NaOH. Find the molarity of the NaOH and its absolute uncertainty. o rNIP Ho (NaOH) (KHP) (NaKP) Complete reaction with 0.9674 ± 0.0009 g of KHP (molecular weight: 204.2210 ± 0.0007 g/mol) required 27.35 ± 0.04 mL of NaOH. Find the molarity of the NaOH and its...
3. Calculate the molar concentration of an NaOH solution that required 15.81 ml to com pletely neutralize 0.509 g of KHP (Remember that the "P" in KHP does not mean phos- phorus. See the molecular structure and molar mass of KHP given earlier in the lab.) KHP(s) + NaOH(aq) - NaKP(aq) + H,O(C) 4. Calculate the mass of KHP that will react completely with 25.00 mL of 0.1750 M NaOH. 5. Write the balanced equation for the reaction that occurs...
Any help would be great. thank you Calculate the molar concentration of an NaOH solution that required 15.81 mL to com- pletely neutralize 0.509 g of KHP (Remember that the "P" in KHP does not mean phos- phorus. See the molecular structure and molar mass of KHP given earlier in the lab.) 3. KHP(s)+NaOH(aq) -NaKP(aq) +H,O(e) Calculate the mass of KHP that will react completely with 25.00 mL of 0.1750 M NaOH 4. 5 Write the balanced equation for the...
Potassium hydrogen phthalate (KHP) is used to standardize sodium hydroxide. If 15.18 mL of NaOH(aq) is required to titrate 0.5614 g KHP to the equivalence point, what is the concentration of the NaOH(aq)? (The molar mass of KHP = 204.2 g/mol) HCH,0, (aq) + OH (aq) SCH,02 (aq) + H,0(1)
5. A 0.104 M NaOH solution is used to titrate a solution containing 0.124 g KHP (MM - 204.2) and 0.140 g H2C204 MM 90.0). What volume (in mL) of NaOH is required?
i need help with these three questions Incorrect Question 2 0/1.25 pts 0.678 g of KHP is used to standardize a NaOH solution. If it took 31.55 mL of NaOH to neutralize the KHP, what is the concentration of the NaOH solution? The molar mass of KHP is 204.22 g/mol. KHP + NaOH --> NaKP + H2O Give the answer to 3 sig figs and use units of M 0.0214 Unanswered Question 3 0/1.25 pts A 25.00 mL HCl sample...
Standardization of NaOH solution experiment: A 0.75 g sample of pure acid KHP was titrated to phenolphthalein endpoint using 45.34 ml NaOH of unknown concentration. The formula weight of pure KHP is 204.22g/mol. Write the chemical equation for the neutralization reaction, indicate the color change of the indicator at the endpoint, and calculate molarity of the NaOH solution. Show your work. 1. Chemical equation ------------- 2. Endpoint color change ---- 3. NaOH molarity --------- Determine percent purity of impure KHP...
2. Calculate the mass of KHP needed to react completely with 15 mL of a 0.10 M NaOH solution. Consider the reaction equation to be as shown below, molar mass of KHP is 204.3g/mol 3. Calculate the molarity of a solution of sodium hydroxide if 23.64 mL of this solution is needed to neutralize 0.5632 g of KHP. 4. It is found that 24.68 mL of 0.1165 M NaOH is needed to titrate 0.2931 g of unknown monoprotic acid to...
How do you find the nominal KHP concentration and the empirical KHP concentration? What is the difference between the two? VOLUMETRIC ANALYSIS REVIEW Reference Data NaoH Concentration: 00314m KHIP Fomu HC&HC4 xI Mlr Mas 20.23g/ml Balanced Equation for Reaction :EHC8H40ч t lUaHiluahC8Htdar) t Mass of KHP used:00 KHP Molar Mass Preparation Data H2OC) 1001お - Moles of KHP: show work below y.13xld'3noi volume ofKHP Solution:-100mL no\ Nominal KHP Concentration :. show work below 0.0043 Titration Data Trial 1 Trial 2...
Questions: 1. 495 mg of dried KHP is dissolved in 35 mL of distilled water and titrated with potassium hydroxide (KOH). If it took 22.02 mL of KOH to reach the endpoint, determine the concentration of KOH. Show calculations. If you forgot to dry the above KHP sample and it was later determined to contain 5.00 % water by weight, what would be the actual concentration of the KOH, taking into account the water content? Show calculations. 2. If you...