20.0 mL of 0.10 M HCl and 0.10 M HCN are titrated with 0.10 M NaOH. Which of the following statements is true for both titrations?a.)Their initial pH are the sameb.) Their pH at the half-equivalence point are equalc.)The volumes of NaOH needed to reach the equivalence point are the same

Q: Trial KIO3 H2O Starch Time (sec) Rate 100/t (show calculations Test Tube 1 Test Tube 2 with units)…

A: Interpretation- Rate for each trial is to be calculated by using given observation table.

Q: When something cannot be directly obeserved, it can be represented by a Group of answer choices…

A: Model is defined as a specific implementation of a more general theoretical view

Q: B. Calculate the following information. USE THE FACTOR-LABEL METHOD TO DO YOUR CALCULATIONS!!! 1. A…

A: The density of a solution is calculated by the formula: Density=MassVolume   Note: Since you have…

Q: This was all one question. Could you complete the bottom portion?

A:

Q: 28.9 nm to μm. could I get a step by step, please?

A: 1 nanometre = 0.001 micrometre  1 nm = 0.001 μm   By using this conversion factor we can convert the…

Q: HDPE and PS are both inert to bases and acids, which plastic would you rather chose to put 1 Liter…

A: HDPE is high density polyethylene is a thermoplastic made from many ethylene molecules and it is…

Q: Questions 2 and 3 on the photo please!

A:

Q: Please help with number 12 and this is not a graded.This is not a graded question as it is a…

A: We see that the reaction rate significantly increases when dissociation of iodine bond takes place…

Q: You are asked to perform an experiment to determine the density of square block below. In order to…

A: Concept: Density is defined as mass per unit volume. Density =massVolume

Q: Why is appropriate sampling important in relation to food?

A: Approach to solving the question:SamplingDetailed explanation:Appropriate sampling is crucial in…

Q: Make a dilution series to get to 1:100. Start with making 1:10 dilution by adding 1mL of sample and…

A: A question based on concentration terms that is to be accomplished.

Q: The question should be in the picture, I'm just so confused.

A: The metals are the elements that have a tendency to lose electrons. The nonmetals have a tendency to…

Q: You give your home health patient an unopened 500-mL bottle of guaifenesin and tell them to take 2…

A: Given:Volume of guaifenesin = 500 mLDosage = 2 teaspoons 4 times a dayTo determine:How long the…

Q: AICI3 a) d)

A: Carbocation always have tendency to rearrangement.

Q: Sea Surface Temp (°C) 10 20 32

A: Sea surface temperature (SST) (also known as ocean surface temperature) is the temperature of water…

Q: Part A 3.00 L of 0.500 M NaOH Express your answer with the appropriate units. HA Value Units m%3D…

A:

Q: Can you please help us with number eight. ? Please see the picture.  This is not a graded question…

A: solution-  Suppose volume of HCN is a mL and volume of NaCN is b mL the concentration of HCN and…

Q: 9/5(31)+32

A: Given,  9/5(31)+32

Q: hates 2. In a chromatographic experiment with a nonpolar stationary phase, which compou first;…

A: Given that the coloum chromatography

Q: M Review | Constants | Periodic Table MISSED THIS? Watch KCV 9.6, IWE 9.7; Read Section 9.6. You can…

A:

Q: I have attached a picture showing the questions i have. Numbers 5B and 5C are where i am confused.

A:

Q: Please let me know which 2 answers are correct, an explanation including evidence

A: Picture models of a solid, a liquid and a gas.

Q: 1. NABH4 H. 2. H,О FEB 20

A:

Q: What is the major product of the following reaction? NaOH heat 17 O a. Ob. O d. none of the other…

A: Carbonyl compound undergo aldol condensation reaction in presence of base , and form first beta…

Q: Can you please type it out? It's hard to read

A: Galvanic cell reaction:  Zn(s)+ Cu(NO3)2(aq) → Zn (NO3)2(aq) + Cu(s) Since in given cell reaction,…

Q: can you please answer question #4 on th picture

A: #4: Net ionic reaction is written by canceling all the spectator ions and keeping only the reactants…

Q: nonmetal Lithium is a and sodium is a Lithium is in' group , and main group metal sodium is in group…

A: In this question we have to fill the blanks according to the options. And in the options we have…

Q: Draw the starting alkene that would lead to these major products under these conditions.

A: Alkenes are hydrogenated by the reaction with hydrogen in presence of finely divided nickel,…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.