The value of Kw at normal body temperature (37°C) is 2.8 ×10−14. Calculate the concentration of hydroxide ions in stomach acid at body temperature.  ([H3O+] = 0.10 M)

Q: What is the hydronium ion and hydroxide concentration in pure water at 100 °C where the Kw is found…

A:

Q: How many milliliters of 0.100 M NaOH are needed to neutralize 50.00 mL of a 0.150 M solution of…

A: Concentration of NaOH = 0.100 M Concentration of acetic acid = 0.150 M           Volume of acetic…

Q: What volume of 1.00M NaOH is required to neutralize 35.0 ml of 0.102M hydroiodic acid, HI?

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Q: What is the molarity of a solution of nitric acid if 0.230 g of barium hydroxide is required to…

A: Molarity is the number of moles of certain substance dissolved in one liter of solution. molarity is…

Q: what is the [H3O+] for this solution?

A: Given :- [OH-] = 1.0 × 10-5 M  To calculate :- [H3O+]  [OH-] × [H3O+] = Kw  At 25°C ; Kw = 1.0 ×…

Q: What is the molar concentration of hydronium ions in a sample of a soft drink that has a pH of 4?

A: Given: A soft drink has a pH 4.

Q: Calculate the concentration of hydrochloric acid if 50.0 mL of hydrochloric acid is neutralized by…

A: For acid-base titration, the molar concentration of the acid is determined using the molarity…

Q: What does it mean to say that a 200mL sample and a 400mL sample of a salt solution have the same…

A: For question -2  V1 = 200 ml    , V2 = 400 ml For question -3 V2= 100 ml ,M2= 1 M V1 = ? M1 = 5 M

Q: it takes 15.0 mL of 0.40 M NaOH to neutralize 5.0 mL of HCl, what is the molar concentration of the…

A: Molarity is defined as total number of solute present in 1000 ml of solution .   For neutralisation…

Q: Calculate AH for the reaction CH4 (g) + NH3 (g

A:

Q: 7. What volume of 0.120 M NaOH will neutralize half of a 53.8 mL solution of 0.07 M propionic acid,…

A: Balanced chemical equation: NaOH  +  CH3CH2COOH   ------>   CH3CH2COONa  +   H2O Number of mmoles…

Q: Suppose a 0.028M aqueous solution of phosphoric acid (H₂PO4) is prepared. Calculate the equilibrium…

A: Given,  [H3PO4] = 0.028 M  Calculate the equilibrium molarity of HPO42- = ?

Q: What is the pOH of an aqueous solution of 2.59x10² M barium hydroxide? pOH

A: Given, the molarity of barium hydroxide =2.59×10-2 Mwe are asked to calculate the pOH of the aqueous…

Q: 4,What notation is used to indicate that salt is dissolved in water? Group of answer choices A, (s)…

A: An aqueous solution is a solution is which Solvent is water.

Q: CO,H OH (34) COOH

A: In this reaction we will find out the element or functional group present next to the alkene in the…

Q: What is the molarity of nitric acid solution if 43.33 mL of 0.1000 M Ca(OH)2 solution is needed to…

A: Given  Volume of Ca(OH)2      = 43.33 mL  Molarity of Ca( OH )2  = 0.1000 M  Volume of Nitric Acid =…

Q: The pH of saliva is about 7.40 that means the concentration of Hydrogen in it is about: [H+] = x 10

A: The pH of a solution is the negative logarithm of hydrogen ion concentration. It can be written as:…

Q: Vhat is the pOH of a 0.0250 M HI solution? А. 0.944 В. 12.398 С. 1.602

A: Given : Molarity of HI = 0.0250M

Q: In a certain experiment, 28.0 mL of 0.250 M HNO3 and 53.0 mL of 0.320 M KOH are mixed. Calculate the…

A:

Q: CSOH + H2CO3 HF _Mg(OH)2 - +

A: Interpretation -  To complete and balance the following equations which are representing…

Q: 3. If 0.3041 g of a diprotic solid acid is neutralized by 35.45 mL of 0.0997 M NaOH, calculate the…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: What is the pOH of an aqueous solution of 6.78x102 M potassium hydroxide? pOH =

A: The given data is as follows: The concentration of potassium hydroxide = 6.78×10-2 M The pOH of the…

Q: The antacid milk of magnesia contains 400.0 mg of Mg(OH)2 per teaspoon. Calculate the volume (in mL)…

A: Balanced chemical equation: Mg(OH)2  +  2HCl  ----->  MgCl2  +  H2O Number mmol of HCl = 2 x…

Q: What volume of 0.252 M potassium hydroxide solution is required to completely neutralize 0.0106…

A: Chemical ReactionH3PO4 +3 KOH →K3PO4  + 3H2OMolarity of KOH = 0.252 MMoles of Phosphoric Acid =…

Q: A 20.0 mL solution of NaOH is neutralized with 37.0 mL of 0.200 M HBr. What is the concentration of…

A: NaOH  +   HBr  ------->   NaBr  +   H2O So, number of moles of NaOH = number of moles of HBr…

Q: Determine the hydronium ion concentration for a solution of 0.550 M Ca(OH)2.

A: Hii there, since there are multiple sub parts posted. We are answering first three sub parts. If you…

Q: 1What is the molarity of an HCl solution if 20.0 mL is neutralized in a titration by 32.0 mL of…

A: Molarity is the ratio of number of moles of solute to the volume of solution in liters. molarity =…

Q: Which of these compounds is a strong electrolyte? O N₂ O O O O CH3COOH (acetic acid) C₂H6O (ethanol)…

A: Electrolyte are compound that dissociate into ions in aqueous solution and strong electrolyte are…

Q: Nitrous acid, HNO₂, has a Kₐ of 7.1X10⁻⁴. What are[H₃O⁺], [NO₂⁻], and [OH⁻] in 0.60 M HNO₂?

A: First of all we have to write the equation for nitrous acid.     HNO2+H2O⇔H3O++NO-2…

Q: What is the pH of a solution with a hydrogen concentration of 2.3x10-SM? pH pH 2 2 2 3 3 3 5 5 6 6 6…

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Q: Use the K. information in your text to calculate the pH of a 0.10 M solution of sodium formate.

A:

Q: a. If 15.0 mL of H2SO&are required to neutralize 25.0 mL of 0.660 N KOH solution, to what volume…

A: These type of questions are based on the formula: M1V1 = M2V2 or N1V1 = N2V2 We will use the given…

Q: Q5.Interpret the following pH values of solutions by converting them to concentration of hydrogen…

A:

Q: The hydronium ion, HgOt, concentration in a sample of rainwater from a remote location is found to…

A: Given the hydronium ion concentration([H3O+]) of the rainwater sample at 25 oC  [H3O+] =  2.7*10-6 M…

Q: Antacid tablets are used to neutralize stomach acid and relieve indigestion or acid reflux. Many…

A: Neutralization reaction: The reaction between Acid and Base to give product of Salt and water is…

Q: Q3 :- What is the hydrogen ion concentration in a solution that has a pOH=7.5? %3D alution

A:

Q: 2. If 358 mL of H2SO4 is neutralized with 60.0 mL of 1.50 M NAOH, what is the initial concentration…

A: Answer: 2 Given: Volume of H2SO4 = 358mLConcentration  of  H2SO4 =?? Volume of NaOH=…

Q: What volume of 0.1524 M NaOH is required to neutralize 50.00 mL of 0.1016 M HCI?

A: Given :-  Molarity of NaOH solution = 0.1524 M  Molarity of HCl solution = 0.1016 M  Volume of HCl…

Q: What is the concentration of A2+ after 30 drops of 0.400 M A2+ solution is added to 30 drops of…

A: Answer: This question will be solved on the basis of the concept that moles of A2+ ion will remain…

Q: Complete the balanced neutralization equation for the reaction below: Hс-Н,02(аq) + Sr(ОH)2(aq) —>

A: Step1. Neutralization reaction: It chemical that deal with neutrality of reaction which means…

Q: A Chemistry student is asked to predict the pH of a potassium hydroxide solution when 1.82 g of…

A: KOH is a strong electrolyte. So it will completely dissociate when it will be dissolved in water.…

Q: What is the volume of 0.786 M HCl is required to titrate 25.6 mL of 0.691 M of NaOH ?

A: formula - M1V1=M2V2where,M1=molarity of baseV1=volume of baseM2=molarity of acidV2=volume of acid

Q: Determine [H3O+] in a solution where [Ca(OH)2] = 0.0193 M.

A:

Q: 2: A solution of a strong base Ba(OH): is determined to be 2.4 x 102 M NaOH. What are I the H and OH…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 3. Maalox, an over-the-counter antacid, contains aluminum hydroxide, Al(OH)3, and magnesium…

A: The substances that can reduce the effect of acid are known as antacids. Basically, the antacids are…

Q: Calculate the molarity of an aqueous nitric acid solution if it requires 35.6 mL of 0.165 M NaOH…

A: Given : Volume of NaOH solution required = 35.6 mL Concentration of NaOH used = 0.165 M And volume…

Q: а. What is the hydroxide ion concentration in a solution of sodium hydroxide having a pH value of…

A: Given, pH of NaOH(sodium hydroxide) solution is ------- 11.6 Since, pH+pOH=14⇒pOH=14-pHand…

Q: What is the molar concentration of Na* ions in 0.0350 Msolutions of the following sodium salts in…

A:

Q: A 25.0 mL solution of HBr is neutralized with 14.9 mL of 0.105 M Sr(OH)2. What is the concentration…

A: Given, Volume of HBr solution = 25.0 mL Volume of Sr(OH)2 solution = 14.9 mL Concentration of…