If the pOH of a solution is 11.6 the [H+] would be _______ M.   You only need to put a number in the blank, the units are written in for you. Please given the answer in 3 significant figures and do NOT use scientific notation.

Q: Researchers measured the average blood alcohol concentration C(t) of eight men starting one hour…

A: (a) (i) time interval = [1.0, 2.0] Average change of C = concentraion at (2.0) - concentration at…

Q: A chemistry student weighs out 0.0457 g of formic acid (HCHO,) into a 250. mL volumetric flask and…

A: Given- Weight of formic acid =0.0457g Volume volumetric flask=250mL Concentration of NaOH =0.1100 M…

Q: A chemist prepares a solution of silver nitrate (AgNO, by measuring out 0.556 kg of silver nitrate…

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Q: What is the pOH to the correct number of significant figures for a solution when the (OH- = 1.56x10…

A: Given : We have to calculate the pOH.

Q: Data for Unknown NaCl Solution Unknown Number 6. Mass of 50 mL beaker 28.94 g Mass of beaker +…

A: The density of a substance is defined as the mass of the substance upon its volume. The density is…

Q: Part A: Determination of Densities of Pure Water and Calcium Chloride Solutions (1) Temperature of…

A: Concept used: Density = mass VolumeSpecific Gravity =Density of solutionDensity of reference

Q: In a chem lab, you have in stock a 10% saline solution and a 50% saline solution. However, you need…

A: We have To determine how much of each saline solution to mix, we can create equations based on the…

Q: Calculate the volume in milliliters of a 0.854M aluminum chloride solution that contains 200. mmol…

A:

Q: how did you get the dilution factor? is the dilution factor 9? or 91

A: To answer: how to get the dilution factor? is the dilution factor 9? or 91?

Q: Calculated Values/Values from the Graph 0.1987985 e Calculated absorbance A, for [HIn] = [In] %3D K…

A: The concentration of H3O+ can be calculated by using the Henderson's equation which can be…

Q: Part A Part complete [OH−][OH−] = 3.8×10−11 MM Express your answer using two decimal places.…

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Q: For each of the following scenarios, determine if the error will cause the molarity of the…

A: For Error in molarity:- (A) 50ml water add instead of 25ml means solution gets more diluted hence…

Q: A chemistry student weighs out 0.146 g of chloroacetic acid (HCH,CICO,) into a 250. mL volumetric…

A:

Q: 37.0 g of KOH from a 30.0 %(m/m) KOH solution Express your answer to three significant figures and…

A: The mass percent (% m/m) represents the concentration of solution, which is calculated as follows,…

Q: 250 mL of water is added to 680 ml of a 6-M Naci solution. What is the concentration of the diluted…

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Q: A chemistry student weighs out 0.187 g of sulfurous acid (H,So,), a diprotic acid, into a 250. mL…

A:

Q: 30 Using the following equation, determine the average concentration (moles per liter) of acetic…

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Q: A solution is made using 250.0 mL of ethanol (density 0.7892 g/mL) and 171.1 mL of water (density…

A: Consider a solution consisting of A and B  Mass% of A=(Mass of A/Total mass of solution) x 100…

Q: In the Gram Stain, safranin is the dye used to stain gram negative bacteria. This solution is…

A: Weight/Volume percent can be calculated using the equation given below: m/v%=mass of solute…

Q: Concentrated sulfuric acid contains 96.5% w/w H2SO4 in water. If the SG of concentrated H2SO4 is…

A: Given data is The w/w percentage of concentrated sulfuric acid in water = 96.5% SG (specific…

Q: A solution that is found to have a hydroxide concentration of 4.69 x10-5 that is at the freezing…

A: Please find the attachment

Q: While working in a pharmaceutical laboratory, you need to prepare 0.250 L of a 1.60-M NaCl solution.…

A: The objective of this question is to determine the mass of NaCl required to prepare a 0.250 L of a…

Q: A lab group was supposed to make 12 mL of a 29% acid solution by mixing a 20% solution, a 27%…

A:

Q: Need help solving this.

A: (NH4)2CO3           +           MgSO4          -->…

Q: A student prepares a 1.6M aqueous solution of 4-chlorobutanoic acid (C,H,CICO,H). Calculate the…

A: Given,Molarity of 4-chlorobutanoic acid = 1.6 MFrom the reference,               pKa = 4.52

Q: What is the correct number of decimal places to use when recording the volume of solution delivered…

A: Decimal number have a whole number and fractional part which are separated by a decimal point.  such…

Q: IV. Laboratory Report: (Parts 1,4,5 are typed.) 1. Title page including the average calculated value…

A: Given: Titration KHP (g) Vfinal (mL) Vinitial (mL) Vtotal NaOH(mL) 1 0.7430 33 0.0 33.00 2…

Q: Calculate the volume in liters of a 0.0458M barium chlorate solution that contains 75.0 g of barium…

A:

Q: In the Gram Stain, safranin is the dye used to stain gram negative bacteria. This safranin are in a…

A: We will use (w/v)% formula

Q: Principles of volumentric analysis Instruction: Read and analyze each problem carefully. Show your…

A: Normality (N) of a solution is defined as the number of gram equivalents of solute dissolved per…

Q: A biologist wants to make 265mL of 0.02M HCl by diluting a 5M HCl stock solution. How many mL of the…

A: We know, V1S1 = V2S2  V = volume  S = strength or concentration