What mass of Cl2 combines with 5.00 moles of Na? 2 Na + Cl2 --> 2NaCl. (mole to gram conversion) Molar mass of Cl2= 70 g/mol

Q: Calclate the grams of NaCl contained in 733.7 milliliters of a 0.870 M solution of NaCl. A. 32.0 B.…

A: Provided volume (V) of NaCl=733.7 ×10-3 Provided Molarity (M)= 0.870M Molar mass of NaCl= 58.44g/mol…

Q: If the 10-min average concentration is 10 µg/m°, according to the power law relationship, the 1-hr…

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Q: 1. Using Figure 1 in the lab manual or the version posted in the Power Point, determine the…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Home many milliliters (mL) of 18.0 M H2SO4 are required to prepare 500.0 milliliters (mL) of 0.300 M…

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Q: Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14 % KCI by…

A: Provided amount(mass) of solution=20.3g %of KCl(solute) present in solution=1.14%(by mass) Since, %…

Q: The contents of two boxes of magnesium oxide were combined if they contained 2kg,4dg,50g and 6kg 8hg…

A: 1)Box one contain  2 Kg, 4dg, 50 g magnesium oxide  2) Box two contain  6Kg, 8hg, 90g magnesium…

Q: If you were assigned casein protein powder in lab, how much powder (in g) would you need to add to…

A: Amount of casein protein powder required to make a solution of 1 mL = 1.42 mg Therefore, amount of…

Q: An anthocyanin sample has a concentration of 3.2874 x 10 M. Jane does a 1/300 dilution of this…

A: Dilution is the process of mixing the sample with a large volume of sterile water or other…

Q: How much ppm will replace 200kg/ha of Ca++? * a.) 100 b.) 40 c.) 20 d.) 0.2

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Q: If I want to keep a total mass of 17 grams (glycerin) and I have 2 additives of 0.3 grams how much…

A: solutions- This is the addition reaction.

Q: Below is the nutritional label for a typical commercial apple juice. Assuming a daily allowance of…

A: a) It is written that the container has 120% vitamin C of the daily requirement.  And, the container…

Q: An individual combined 1.397 g 4-aminophenol with 2.9 mL acetic anhydride.  A mass of 1.302 g pure…

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Q: The sample contains CaCl2 and its concentration was 0.03M. Calculate grams of CaCl2 present in 100…

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Q: In 2017, the atmospheric mixing ratio of CO2 is approximately 410 ppmv. In order to bring the…

A: Parts per million by volume is denoted as ppmv. It is given that 1 ppmv of CO2 = 2184.82 Tg…

Q: B1. How many mg of dextromethorphan are in 3.5 teaspoons of cough syrup? Unit Plan:SP mgofdextr O…

A: B1) 1 teaspoon of cough syrup contains 5 mg of dextromethorphan. 3.5 teaspoons of cough syrup will…

Q: If the concentration of a fluoride in a city is drinking water were 0.800 per parts per million how…

A: Given : The concentration of fluoride in parts per million i.e ppm = 0.800 ppm  Since there is no…

Q: The alcohol content of hard liquor is normally given in terms of the “proof,” which is defined as…

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Q: How many moles of KI are contained in 3470 g of water in a 0.0175 m KI solution?

A: Molality is the ratio of number of moles of solute to the mass of solvent in kilogram. Molality =…

Q: Physical or Chemical Change? 1. H2OCI) H2O(g) 2. NacI(s)→ Na+Caq) + CI -Caq) 3. NaOH(s)→Na+ (aq) +OH…

A: To determine whether the below change is a physical or chemical H2O(l) → H2O(g) NaCl(s) → Na+(aq) +…

Q: 1. Colgate toothpaste contains 0.245 w/w% NaF as a source of fluoride ion (F') a) How many grams of…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: 2.11 gg of NaNa, 0.0900 gg of HH, 2.94 gg of SS, and 5.86 gg of OO Express your answer as a chemical…

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Q: If phosphate buffered saline (PBS) has a chemical formula CI2H3K2NA3O8P2 and 3. density of 1.0627…

A: Considering Equal masses have been mixed, density has been calculated below: I different masses of…

Q: How many milliliters of 0.20 M chloric acid are needed to prepare 3.0x102 milliliters of 0.050 M…

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Q: How many grams of zinc sulfate are made when 25mL of 1.5M sulfuric acid is added to excess zinc?…

A: According to the given data the chemical reaction would look like:  Zn(s)+ H2SO4 (aq)→ ZnSO4(s) + H2…

Q: Multiple Choice Each of the numbered items or incomplete statements is followed by answers or by…

A: Given in following question give 3 many  give answer true or false

Q: Prepare 200 ml of 1.0 M glucose solution and find that the glucose material you are using contains…

A: The number of moles of a substance is determine as the mass of a substance upon the molar mass. The…

Q: One pack of cream soup mix is consists of 40g protein, 100 carbohydrates, 40.6g fat, 19.4g sugar.…

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Q: What is reservior in environmental chemistry? What are O1D (O singlet D) and O3P( O priplet P)? Not…

A: As follows.

Q: Ringer's solution contains 0.33g of calcium chloride per L. Express the concentration in terms of…

A: Molecular mass of CaCl2 (calcium chloride)= 111 gm

Q: 125g of a certain seasoning and are told that it contains 96.0 g of salt. what is the percentage of…

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Q: Stock or starting Serial dilutions done Total dilution factor Final concentration concentration…

A: For first we are provided starting concentration and total dilution factor. We are required to find…

Q: 16. Concentrated glacial acetic acid is 99.7% H3CCO2H by mass and has a density of 1.05 g/mL. What…

A: Given,  Concentrated glacial acetic acid is 99.7% H3CCO2H by mass i.e. 99.7 g acetic acid in 100 g…

Q: Standard strength aspirin tablets each contain 325 milligrams of acetylsalicylic acid. How many…

A: Here we have to calculate how many moles of acetylsalicylic acid present in bottle of 250 aspirin…

Q: How much chocolate would you have to consume to get as much caffeine as you would from 3.5 cups of…

A: A standard cup of coffee contains 94.8mg of caffeine A dark chocolate of 100grams contains 43mg of…

Q: Example Weigh of bottle with Na₂C₂04, g Weight minus Na₂C₂04.9 Weight of Na₂C₂O4 taken, g Final…

A: The balanced equation for the reaction of C2O42-(aq) and MnO4-(aq) is: 5C2O42-(aq) + 2MnO4-(aq) +…

Q: he water in a dam has been analyzed to contain 0.35 ppb of Selenium. How many micrograms of Selenium…

A: We have to find out the mass of selenium persent in 10L of water

Q: Draw a bar diagram on your sketch paper based on the table below and determine the non-carbon…

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Q: 4. Assuming no calculation errors, why would a percent recovery > 100% or a percent recovery < 100%…

A: When product is recovered as predicted then  % of recovery &lt; 100 %

Q: Using the conversions above calculate : 1.How much N and K are in a 25 kg bag of 12-22-18?  2. How…

A: Fertiliser label indicates the percentage by weight of N, P as P2O5 and K as K2O.  Fertiliser label…

Q: If you purchase 1 bottle of 120 tablets of 650. mg sodium bicarbonate in the pharmacy aisle  (the…

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Q: The following five beakers, each containing a solution of sodium chloride (NaC1, also known as table…

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Q: Limits are often calculated as weight per weight. The Limit of sulfate impurity in a drug substance…

A: Given  weight of sulfate = 0.5 microgram                              = 0.5 × 10-6 gram…

Q: Consider the following prescription: Promethazine HCl 62.5 mg NaCl Nacl sb 50 mL SWFI ad Make…

A: Given, Promethazine HCl = 62.5 mg NaCl = qs SWFI  ad   = 50 mL Make isotonic solution E-value of…

Q: Calculate the moles of I3" reduced by S2032- using the following data: • Sample volume (mL) - 200.0…

A: Qualitative analysis is a branch of chemistry that deals with the identification of elements present…

Q: A sample consisting entirely of pure Li2CO3 and pure BaCO3 weighs 1.000 g and requires 30.00 mL of…

A: Answer: This question is based on stoichiometric calculation where we have to change the number of…

Q: Assume the average person needs 75mg of vitamin C per day. If you were to travelacross the Atlantic…

A: The sample contains 120% vitamin c per serving. Daily requirement of vitamin C = 75 mg. Thus, the…

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: A solution containing 15 mmole of CaSO, is diluted to 250 mL. The number of milligrams of CasO4 2H;0…

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Q: A 1 mL microbial suspension comparable to 1 mL of 1.0 McFarland standard was subjected to a series…

A: Given: 1st step dilution- Concentration of initial solution = 1.0 McFarland standard  Volume of…

Q: Using the solubility curve above, how many grams of potassium iodide will dissolve in 100 grams of…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".