->ReviewA BookmarkConcept S21 / 6 of 16What is the percentage of metal in the compound Iron (III) Chromate (Fe2(CrO4)3)?O A. 24.30%B. 58.23%C. 55.78%D. 39.79%

Option B is correct. 58.23% Molecular Mass of the compoud Fe2(CrO4)3 = 459.671g/mol

Answered: 24.30% 58.23% 55.78% 39.79%

Science

Chemistry

24.30% 58.23% 55.78% 39.79%

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter14: Applications Of Ultraviolet-visible Molecular Absorption Spectrometry

Section: Chapter Questions

Problem 14.2QAP: A 0.4740-g pesticide sample was decomposed by wet ashing and then diluted to 200.0 mL in a...

See similar textbooks

Related questions

Q: 1. Aspirin (acetylsalicylic acid) H. H. H. H I-U CIC

Q: 8) NH2 ether, 10 % NaOH Step 1 ether NH 6 M HCI Na,SO.. gravity filtration vacuum filtration aq…

Q: ways to separate alcohol to a liquid mixture and its step by step procedure

A: Three ways to separate alcohol to a liquid mixture and its step by step procedure has to be given.

Q: BlOHle OH Urea, air

Q: the ED50 of a recreational drug be defined as the amount required for 50% of a test group to feel…

A: ED50 of a recreational drug be defined as the amount required for 50% of a test group to feel high…

Q: 10. Which of the following is an inorganic sunscreen? A. salicylate B. cinnamate C. Anthranilate D.…

A: Sunscreens are commonly used to protect the skin from damaging ultraviolet radiation (UV). The…

Q: 1) LDA -78°C ? 2) Br

A: The major product in the given reaction has to be identified.

Q: A children's liquid medicine contains 100 mg of the active ingredient in 5 mL. If a child should…

A: Given, A children's liquid medicine contains 100 mg of the active ingredient in 5 mL. Therefore,…

Q: What is the relationship between concentration and density in a sugar solution?

A: Density can be calculated by measuring the mass and volume of the sample.

Q: Prior to using any essential oil, a skin test is recommended. This can be done by diluting _____…

A: Prior to using any essential oil, a skin test is recommended. This can be done by diluting 1 drop of…

Q: Why is salt reported as S/M (percentage of moisture) in cheese instead of aw as a percentage of the…

A: Salt is main ingredient in cheese.

Q: A person’s hemoglobin concentration measures 13 grams per dL of blood. Convert this concentration to…

A: The main function of hemoglobin is to perform the transportation of carbon dioxide and oxygen in the…

Q: Tube Observation Glucose Lactose Sucrose

A: First we have to know about Barfoed's test. Barfoed's test : This test can be used to detect the…

Q: If fifty glycerin suppositories are made from the following formula, how many milliliters of…

A: Solution Glycerol conjointly referred to as glycerin or glycerin) may be a easy polyol compound.…

Q: OH 2 cat. Me -0 H;C НО H3C CH3

A: Requirement from question Draw given reaction using any tool:

Q: How many grams of iodine molecule are present in 45.56grams of Pbl2? 12.39g 12.54g 50.17g…

Q: 1. Given the table below: Molecular Weight Range 8,000-20,000 20,000-32,000 32,000-44,000…

A: Given: Molecular weight range (g/mol) Mean Mi (g/mol) xi wi 8,000-20,000 14,000 0.05 0.02…

Q: Write the correct answer with 1 place after the decimal point. What is the molecular mass of…

A: The molecular mass of a compound can be obtained by addition of atomic mass of each element present…

Q: A food sample with a moisture content of 13.70% is found to contain 36.18% crude protein. What would…

A: A numerical problem based on percentage composition, which is to be accomplished.

Q: 1. PB13 2. NaCN CH3 OH

A: The given reaction is an example of SN2 reaction where the reaction takes place in a single step. In…

Q: nitroglycerine C3H5N3O9 has the same proportion of

A: In Nitroglycerin C3H5N3O9 , Number of carbon atoms = 3 Number of hydrogen atoms = 5 Number of…

Q: What is the mass concentration of a liter of milk? A liter of milk weighs 1060 g and includes 1.6…

Q: 1. LDA 2.

Q: Calculate the number of grams of ethyl alcohol present in 700.0 mL of 80-proof Tequila. The density…

A: We have 700 mL of 80 proof Tequila. The density of ethanol is 0.798 g/mL. We know percentage of…

Q: The first compound to be prepared in the laboratory was(a) Methane(b) Ethyl alcohol(c) acetic acid…

A: German chemist Wohler in 1828 obtained urea artificially by treatment of silver cyanate with…

Q: Creamy Ranch Dressing does not separate into oil and water phases: a. because there is no oil in…

A: il, vinegar, and water are mixed in a 3 to 2 to 1 ratio to make salad dressing. If Larry has 8 cups…

Q: The identification of glucose in the drug (Glucose solution 20% -100 ml; hexamethylenetetramine 2.0…

A: To detect the glucose in the drug Tollens and Fehling test are two major procedures and other two…

Q: Which of the following is/are not a homogenous mixture? Choose all that applies. A. Urine B. Blood…

A: Blood is a heterogeneous mixture and not a homogeneous mixture because the cell of blood can be…

Q: Kerosene has a specific weight of γ_k = 51.1 lb/ft³ and benzene has a specific weight of γ_b = 56.2…

A: Density of substance is calculated by dividing mass with volume.

Q: Wolf Carrots Mushrooms Rabbit

A: food chain Carrots - Rabbit - wolf - Mushrooms

Q: ied Irue or False. mount of caffeine was influenced by oncentration of caffeine is dependen Both…

A: Water temperature can have a significant impact on caffeine content due to the fact that caffeine is…

Q: How much cod liver oil is necessary to make 2500 capsules, each containing 0.33mL? a. 7.57 mL b.…

A: Given: 1 capsule should contain 0.33mL Then amount of cod liver oil present in the given number of…

Q: 45- NO2 03 40. 35- 30- 25- 20- 15- 10- 5 0- Concentration (ppbv) ||

A: By studying the graph clearly we can infer following details, between the date 14march and 16march.

Q: how many warts are contained in 13 wigs? use the following conversions. 1.0 querk contains 13 warts…

A: Reach wigs to warts by given conversion 5 wigs = 4 nerfs 13 wigs = 4×13/5nerfs Now 6 nerfs= 5…

Q: Case #6 Case #6 Jeepers! Someone snuck into the Movle Madness studio and stole the reels for the new…

A: When the atoms belong to a chemical compound is expressed in the simple integer value, it yields the…

Q: What is the % friability of Paracetamol 500 mg / tab if the initial weight is 7g & after the…

A: Percentage Friability is given by : ((Initial weight - final weight) /(initial weight)) *100

Q: Based on the table below, which sample has the lowest melting point? Fat or oil Palmitic A 24.6 B…

A: There are 4 samples are given having different% of fatty acid by weight.

Q: After analyzing soil samples, we found 70 mg arsenic in 120 kg soil. Concentration of arsenic in the…

A: Given: Mass of arsenic=70 mg Mass of soil = 120 kg Conversion factor 1 mg= 1000 µg

Q: 4. Na2CO3(aq) + MgCL2(q)

A: In balance chemical reaction the number of each atom on reactant side is equal to number of each…

Q: When measuring the caffeine content in coffee, the molecules in the sample will absorb light. The…

A: The ultraviolet spectroscopy is used to determine the absorption of a substance in the region of…

Q: In an mountainous location, the boiling point of pure water is found to be 95 °C. How many grams of…

A: Given data contains, Boiling point of pure water is . Mass of water is 1 kg. Boiling point is .

Q: the number of oxygen atoms in 25.0 micrograms of tetrahydrocannabinol (THC), C21H30O2

A: Given data, Amount of THC (tetrahydrocannabinol) = 25 μg = 25×10-6 g

Q: 1. Given the table below: Molecular Weight Range 8,000-20,000 20,000-32,000 32,000-44,000…

A: Hii there, As there are multiple question posted. we are answering first question. If you need…

Q: Capsaicin, the pungent substance in chili peppers: HỌ. Arecoline, a veterinary drug used to control…

A: An atom or a group of atoms which is attached to an organic compound and give that molecule specific…

Q: A patient is given an IV drip at a rate of 110 mL per hour for a total of 6.2 hours. The IV has a…

A: Given : 5.94 mEq/L = 0.00594 Eq/L no of equivalent = moles × valency factor no of moles of Ca2+ =…

Q: Water solution of an unknown compound is basic. When a small piece of solid is heated in a dry test…

A: Na2B4O7. 10H2O (Borax) compound is basic in nature. It is highly basic in nature because it produce…

Q: If fifty glycerin suppositories are made from the following formula, how many milliliters of…

Q: Select from the list below, the Kavalue of acetic acid, HC2H3O2. (You will have to do a bit of…

A: Here, we have to select the Ka value for acetic acid, HC2H3O2 from the given values.

Q: Heavy metals that are often found in whitening soaps and creams are…. A. cadmium B. mercury C.…

A: The heavy metal refers to any metallic chemical element that has relatively high density and is…

Concept explainers

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.

Question

->
Review
A Bookmark
Concept S21 / 6 of 16
What is the percentage of metal in the compound Iron (III) Chromate (Fe2(CrO4)3)?
O A. 24.30%
B. 58.23%
C. 55.78%
D. 39.79%

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Gg.185.
Which is limiting? Calculate the percent yield. melting point was 115-122
Kk.65. I need all parts ....
Calculate for the theoretical yield of Rochelle salt (MW = 282.83) (a) that will be obtained from 6.6 grams of monohydrated Sodium carbonate (124.01). Refer to the choices below. (b) that will be obtained from 15g of Potassium bitartrate (MW = 188.10). Refer to the choices below. A 22.55 g B 25.47 g C 30.11 g D 32.64 g
24. (a) How many picomoles of Ca are in 0.0100 g of wollastonite (Ca2Si2O6)? (b) How many picograms of Ca are in 0.0100 mol of wollastonite?
A 0.6599-g sample of impure magnesite, MgCO3 (MW = 84 g/mole), was decomposed with HCl; the liberated CO2 (MW = 44 g/mole) was collected on absorbent and found to weigh 0.1673-g. Calculate the percentage of magnesium (MW = 24 g/mole) in the sample. MgCO3 (s) + 2 HCl (aq) →MgCl2 (aq) + CO2 (g) + H2O(l) Weight of pure magnesium in the sample is a. 0.1825 g b. 0.0913 g c. 0.3194 g d. 0.0456 g Percentage of magnesium carbonate in the sample is a. 24.20% b. 27.66% c. 48.40% d. 96.80%
Pls give with reason, the type and name of the reaction.
Solid residue weighing 7.158 g from an aluminum refining process was dissolved in acid to give Al3+ in solution. The solution was treated with 8-hydroxyquinoline to precipitate (8-hydroxyquinoline)3Al (FM 462.462 g/mol), which was ignited to give Al2O3 (FM 101.961 g/mol) weighing 1.178 g. Find the weight percent of Al (FM 26.982 g/mol) in the original mixture.
What mass of 47CaCO3 must be ordered
1. a. How many grams of Mn3O4 can be obtained from 1.00 g MnO2? b. how many ounces of Mn3O4 can be obtained from 1.00 lb MnO2? c. What wt of Mn ore should be taken so that the percentage of MnO2 in the ore can be found by multiplyingy 5 to the number of centigrams og Mn3O4
Toxic Cr(VI) can be precipitated from an aqueous solution by bubbling SO2 through the solution. How much SO2 is required to treat 3.00x10^8L of 4.00x10^-2 mM Cr(VI)? 2CrO4^-2 + 3SO2 + 4H^+ —> Cr2(SO4)3 + 2H2O ___kg
Calculate for the theoretical yield of Rochelle salt (MW = 282.83) (a) that will be obtained from 6.6 grams of monohydrated Sodium carbonate (124.01). What is the reacting ratio? Refer to the choices below. (b) that will be obtained from 15g of Potassium bitartrate (MW = 188.10). Refer to the choices below. Rochelle salt: 2KHC4H4O6 + Na2CO3.H2O + 6H2O ---->2 C4H4O6KNa.4H2O +CO2 A 22.55 g B 25.47 g C 30.11 g D 32.64 g