Data Sheet Extraction ODD EVEN ODD EVEN GROUP   Single Extraction 1 Single Extraction 2 Multiple Extraction 1 Multiple Extraction 2 Weight of tea leaves 10.002 (g) 10.123 (g) 10.013 (g) 10.007 (g) Weight of evaporating dish + caffeine 123.689 (g) 124.334 (g) 121.815 (g) 126.523 (g) Weight of empty evaporating dish 123.513 (g) 124.147 (g) 121.614 (g) 126.246 (g) Weight of caffeine         Identify the two layers in the procedure. In which part does caffeine can be extracted?

Q: Results: Part 1: Sensor reading Solution Step Initial Vol (ml) Final Vol (ml) Molarity Moles of…

A: We are given the volume(V) and molarity(C) of each solution. We can find the moles of the solute…

Q: Grams of solute/100g H₂O 120 110 100 90 80 70 60 50 40 30 20 10 0 0 Na2SO47 NaNO3 HCI NH3 10 20 30…

A: The above question is based on solubility curve . The solubility curve represent the number of gram…

Q: 7) The homogeneity of the chloride level in a water sample from a lake was tested by an analyst.…

A: The homogeneity of the chloride level in a water sample from a lake was tested by an analyst.

Q: How many moles of NaOCI would be present in 1 gallon of commercial bleach (density = 1.05 g/ml),…

A:

Q: The solubility of an unknown liquid was measured 4 times. The average solubility is 0.05897 mL/mL…

A: The quantities which come across during the scientific studies are named as physical quantities. The…

Q: From the following data determine the following: Define outlier and then identify the outlier in the…

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Q: A. a) H CI b) Br 1) In the space above labeled "b)", draw the mirror image of molecule a. 2) Build…

A: Given that, a Fischer projection of a molecule 1-Bromo-1-chloromethane. We have to draw the mirror…

Q: (3) In a titration, the % analyte is computed from the following equation: Vol (titrant) x M…

A:

Q: Table 1 Vinegar Sample 1 Vinegar Sample 2 Vinegar Sample 3 Calculations for Sample 1 Mass of 5.00 g…

A: Answer is as follows

Q: 3. The following mineral analysis was reported for a water sample taken from a local NJ well.…

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Q: Use the Mol S₂032 consumed and Mol la produced from the table above for the calculations in Table 2…

A: To determine the initial concentration of thiosulfate ion, I3- produced, persulfate ion, I- at the…

Q: Compound A Compound B Compound C Rf Student 1 Rf Student 2 Rf Student 3 0.20 0.21 0.15 0.50 0.52…

A: Retardation or retention factor (Rf) value is the ratio of distance traveled by the analyte to that…

Q: How to prepare the solutions listed below Solution 1) 25 mL 7 M sulfuric acid and the respective…

A: Molarity (M) is the number of moles of solute present in per liter of the solution.  Its unit is…

Q: Chemical Reactions: Molecular Equation: HCl(aq) + NaOH(aq) NaCl(aq) + H₂O Net lonic Equation: H(aq)…

A: Detail

Q: Grams of solute/100g H₂O 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 KI Na2SO47 0 10…

A: 'Since you have asked question with multiple subparts, we will solve the first-three subpart for…

Q: A group of students titrate a calcium carbonate standard solution repeatedly in five experimental…

A: Average concentration = 80.5 ppm Standard deviation = 0.5 ppm Confidence interval = 95% Number of…

Q: 7. For each V (mmolimin), determine the value of (S] (mM) if Vmas = 5 mmolimin. Show your…

A:

Q: A 1.5L nitric acid solution was prepared by mixing 5mL of concentrated nitric acid (SG = 1.42) with…

A: Volume of final solution = 1.5 L  Volume of nitric acid taken = 5 mL

Q: (d) A sample contains a mixture of ammonium carbonate (NH4)2CO3, sodium carbonate Na2CO3, and sodium…

A: #(d):  The order of stability of the three given salt is: (NH4)2CO3(s) < Na2CO3(s) < NaCl(s)…

Q: Trial 1 Trial 2 Trial 3 Volume of Sample (mL) 55.00 55.00 55.00 Final Volume of EDTA (mL) 7.90 15.40…

A:

Q: When mixing sodium chlorate solution (volume 1.0L, density 1.1614 g/ml, mass fraction 22%)  with…

A: A balanced reaction is one that contains equal number of atoms of each element in reactants and…

Q: To quantify the amount of ethanol in a beverage, a technician prepared the first solution which…

A: Gas chromatography (GC) is an analytical technique that is used for detection and quantification of…

Q: The density of water varies with temperature.       T / oC            Density / g mL–1       19.00…

A: Linear interpolation is a method of curve fitting used to estimate the value of a function for an…

Q: Concentration of TZ stock solution (μMμM) 42.06

A: Given Data:Concentration of TZ stock solution (μM)42.06To determine:

Q: Q5/ Calculate the concentration of sodium ion in grams per liter after mixing 150mlL of 0.200 M NaCl…

A: Given,

Q: Q3// AIf the concentration of Ca is 56.4 mg/L and of Mg is 8.8 mg L in water, what is the total…

A: Concentration of Ca2+ = 56.4 mg/L  Concentration of Mg2+ = 8.8 mg/L Total permanent hardness =…

Q: For EACH type of gravimetric analysis: Give actual applications of each analysis. Include the…

A: Gravimetric analysis: It is a quantitative analytical method that is based upon the measurement of…

Q: (10) You have 4 powdered samples, A, B, C, & D. One sample contains fullerenes, C16 to C70. Another…

A: Samples A= Fullerenes+ C16 to C70B = Nano diamondC = C60+carbon nanotubesD = graphite+ graphene

Q: None

A: Part 2: Explanation:Step 1: Determine the moles of NaOH used in each trial:The moles of NaOH can be…

Q: SAMPLE: CANE VINEGAR % acidity in label: 4.5% %purity of KHP: 99.80% FORMULA WEIGHT of KHP: 204.22…

A: Volumetric titration is quantitative analytical technique in which volumes of a two reactants are…

Q: A student creates a calibration plot for serial dilutions of Cu(NO3)2. A graph of concentration in M…

A: Given : y = 0.345x - 0.11 Mass of solution = 100 grams  To find  :  Grams of Cu ( NO3 )2 Grams of…

Q: The following experimental data was collected by a student: 0.0020 M Fe(NO3)3 mL Trial 1 2 3 4 Blank…

A:

Q: Question 8 (Mandatory) ( Calculate the mean and standard deviation for the results below for the…

A: The concentration of lead in a soil sample.23.2 ppm, 20.1 ppm, 24.7 ppm, 19.9 ppm, 21.8 ppmmean and…

Q: Table 4.2 Determination of acetic acid content in vinegar sample. mL of Volume of NaOH, mL % (w/v)…

A:

Q: A sample of drinking water was tested for Pb+ and was found to have a Pb²* concentration of 17.46…

A: Given the concentration of the unspiked sample, Cunspiked = 17.46 ppb Now 1.00 mL of 2.29 ppb Pb2+…

Q: In Lab 2, if the mass of Fe, NaCl and SiO2 recovered are 1.5g. 2.3g and 2.5g. The initial mass of…

A: The question is based on the concept of experimental chemistry. We need to calculate percentage…

Q: How do you find the standard deviation with these calculations?

A: If n is the number of observations, m is the mean value of all the observation and the set of the…

Q: Two different laboratories within a company further studied the morantel recovery percentage in…

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Q: The analysis shows different concentrations based on replicate determinations of Zn in a water…

A: Absolute error is the difference between the measured value and actual value. Its modulus i.e.…

Q: Which of the following is used in the fractional distillation but is not used in the simple…

A: Simple distillation: : It's a method of separating liquid mixtures based on differences in their in…

Q: Replicate measurements performed on the moisture content of a flour sample produced the following…

A:

Q: Calculate the molarity of a solution that contains 324 grams of KNO3 (molar mass of KNO3 =86 g/mole)…

A: Molarity ( M ) : it is defined as the number of moles of solute present in dissolved state in one…

Q: A new method for glucose determination in serum (Method A) is to be compared to the established…

A:

Q: GIVEN 5.0 mL of 2.0M barium chloride (BaCl2) 5.00 mL of sulfuric acid 5 mL of 1.0 M HCl

A:

Q: Caffeine 140 Benzoic acid y = 66,392x R>=0.9995 120 y= 23.633x R2 =0.9999 100 80 60 40 20 b.... . .…

A: The formula for the uncertainty in slope is shown below: Standard errorS.Dm­ = m1R2 - 1(n-2)1/2…

Q: نقطتان )2( Sea water contains an average of 1.08 x103ppm of Na+ Calculate the pNa sea water. (Na=…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.