s added to 1 L of the acid, what is the resulting pH? compare to the buffer you made in part 2b? blution has a change greater than ✓ the pH of the

Q: Acetic acid percentages in five vinegar samples were 4.98, 4.86, 4.97, 4.99. 5.08, 5.11, 4.97, 5.32…

A: To determine if any value can be rejected, we need to use Q-test.

Q: for question B, how was 6.3246×10-5 acquired? my calculator gives 2.1x10-4

A: B. Given,Concentration of HOCl = 0.10 MThe Ka of HOCl = 4.0 × 10-8Required,                   The…

Q: What is the unit of measurment for the answer 1000/4.184

A: Amount in KJ = 23.4 KJ  23.4 KJ in calories = ?  Note : From the given question's answer (1000 /…

Q: The instructor reveals that the weak acid is hypochlorous acid, HOCl. The known Ka for HOCl is…

A:

Q: 5.4 (+0.2) x 4.6 (+0.3)

A: Here, it can be observed that the multiplication equation is given and needs to determine the…

Q: Identify whether the following are examples of systematic or random error or are mistakes: a. Using…

A: The random error causes one measurement to differ slightly from the next. It comes from…

Q: Dr. Caras was characterizing a cytochrome (an iron containing protein) from a new strain of…

A: First calculate mean (μ) of 8 measurements. Sum of all measurements = 2.5719 Mean of all…

Q: The gold content of an ore is being measured. The results of these analyses are:  Content (ppt)…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: Why is it necessary to provide a temperature with the value of Kc when doing a report?

A: The question is based on the concept of chemical equilibrium. we need to describe equilibrium…

Q: What is the answer to this equation with the correct number of significant figures? I tried both…

A: We have to solve the given equation.

Q: Table 4: Data Chart Density: (ALL VALUES-you may not use all available shots.) Substance Concrete…

A: Given data, Substance         Average Concrete (g/mL) 2.20 2.20 2.20   2.12   1.95 2.37 2.09…

Q: The following experimental data was collected by a student: 0.0020 M Fe(NO3)3 mL Trial 1234 Blank…

A: Given :-  . Kc = ?  -------------------------------------

Q: standard deviation

A: If there is two results having standard deviation Sa and Sb. Therefore standard deviation indicate…

Q: N₂(g) + 3H₂(g) — 2NH3(g)

A:

Q: Where did you get 0.693?

A: In the given question, we need to tell how 0.693 comes in the formula of relation between rate…

Q: Compare the width of PI to the range of the y-value from the sample: min: 3.2% max: 9.0%, range =…

A: To compare the width of PI to the range of the y-value from the sample, we need to know what PI…

Q: Use the exponent (EE) functionality on your calculator to do these calculations (a & c should be…

A: Significant figures of the answer will be two significant figures as the questions have .

Q: 8. Assuming that an experiment's results are 10.1, 10.4, and 10.6, find the mean, the average…

A: The question is based on the concept of analytical chemistry.We need to calculate mean, standard…

Q: What is the result of this expression: 3.62 x (22.3 –20.3) /0.6655=

A: The result of the expression has to be given,

Q: Perform the following computation using your calculator: (report your answer to 4 decimal places)…

A: Question 1-0.0059 + (-6) - (-17.98) + (-0.172)  = -0.0059 -6 + 17.98 -0.172  = 11.8021

Q: Using a 25mL pipette, you prepare a standard solution by pipetting 25.00mL of the standard iron…

A: All measurements contain 3 parts , that is -The measurement The uncertaintyThe unit The uncertainty…

Q: What is the answer of the following calculation:- 17 - 5.347 + 2.9 14.55 O 15 14.5 O 14.553 14.6

A:

Q: how did you get 37.96%? i put the calculations on my calculator 30.43 / 14.01 / 80.04 * 100 and it…

A:

Q: For the data set, calculate the mean, standard deviation, and variance. mean: \table[[Sample, Value…

A:

Q: For the reaction A + B →→C+D, • Trial 1: [A] = 1.0 M, [B] = 2.0 M, rate = 0.0010 M/s 0.0040 M/s…

A:

Q: It is sometimes necessary to take powers or roots to solve chemistry problems. Take powers and roots…

A:

Q: in step 4 how did you get the value of 1.00 x 10-14

A: The acid dissociation constant (Ka) is a measure of the strength of an acid in solution while the…

Q: Try Again Your answer is incorrect. • Row 2: Your answer is wrong. In addition to checking your…

A: According to the question, The mass of the NH4NO3 is given by = 13.0 gThe mass of the water is given…

Q: A student determines the concentration of an unknown sample using two different methods. Each method…

A: Comparing the given data by creating a comparison table: Observations Method 1 Method 2…

Q: How do I find the average deviation and the percent error?

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

Q: I need help on figuring out which are the four data points that can be considered outliers, below is…

A: The objective of the question is to identify the four outliers in the given data set of solution…

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.