Riding a bicycle t 4-5 miles per hour uses 209. Calories in an hour. Be sure each of your answer entries has the correct number of significant figures. Part 1 of 2 Convert this value to kilocalories. (1 Cal = 1000 cal) 0.001 kcal G Part 2 of 2 Convert this value to kilojoules. Note: Reference the Conversion factors for non-SI units table for additional information. 0.239006 kJ ☐ x10 5
Q: What is the solubility of La(IO3)3 in a solution that contains 0.200 M La3+ ions? Ksp of La(IO3)3 is…
A: Molar solubility, S: 1.12x10-4 MSolubility, s: 0.0743 g/L I have given you two answers because the…
Q: dont provide handwritiing solution ...
A: The objective of this question is to calculate the pH at the equivalence point of a titration…
Q: Suppose a 500. mL flask is filled with 0.30 mol of H2 and 0.50 mol of C12. The following reaction…
A: Given that,Volume of the flask = Initial moles of Initial moles of Equilibrium constant,Equilibrium…
Q: How many moles of solid NaOH must be added to 1.0 litre of H2O in order to dissolve 0.10 mole of…
A: The 0.20 moles of solid NaOH must be added to 1.0 litre of water to dissolve 0.10 mole of…
Q: I know that this is an E2 reaction, but I am not sure why! Please label electrophile and nucleophile…
A:
Q: Draw the least stable resonance form for the intermediate in the following electrophilic…
A: The objective of the question is to find the least stable resonance form for the intermediate for…
Q: "White gold" contains gold and a "white" metal, such as palladium. Two samples of white gold differ…
A: Alloys: An alloy refers to a mixture of two or more metallic elements which is often combined to…
Q: Match the following aqueous solutions with the appropriate letter from the column on the right.…
A:
Q: Predict the major product of the following reaction. NO₂ NaOCH3 ? O₂N Cl heat
A: 1-chloro-2,4-dinitrobenzene is treated with NaOCH3 in the presence of heat.Determine the product of…
Q: Consider the following reaction. NaOCH,CH, Part: 0/2 Part 1 of 2 Draw the alkyl halide in the…
A:
Q: For the dehydrohalogenation (E2) reaction shown, draw the Zaitsev product(s) resulting from…
A: Find the product.
Q: The van der Waals equation of state was designed to predict the relationship between pressure p,…
A: The Van der Waals equation for real gas is:In the van der Waals equation, the constant 'a'…
Q: 1. Identify the functional group in each of the following molecules. Then give an acceptable name…
A: "Since you have posted multiple questions, we will provide the solution only to the first question…
Q: 6. What is the product in the following reaction? ов вашо Na ONa он оворать || Ш IV
A:
Q: 1. NaOEt, EtOH 2. "workup" with dilute HCI (aq) to pH = 7
A: An arrow always depicts from a region of high electron density to low electron density ; that is…
Q: 2-
A: The objective of the question is to convert the energy expended in Calories to kilocalories and then…
Q: How does pentane’s boiling point compare with the boiling points of the alcohol and the aldehyde in…
A: 1- Pentane has a lower boiling point compared to alcohols and aldehydes. Alcohols and aldehydes…
Q: 3. Label the following pairs as A) distereoisomers, B) enantiomers, C) conformers, or D) the same.…
A: Since you are given more than 3 questions/subpart I will be solving first 3 subparts according to…
Q: Draw the major organic product of the following reaction. HBr ROOR ?
A:
Q: An unknown hydrocarbon shows a parent peak on its mass spectra at m/z 86. There is no evidence of…
A:
Q: Richard and Jessica are lab partners. They pour 40.0 mL of a 0.200 M HC2H3O2 solution into a 250 mL…
A: At 0.00 mL NaOH added: pH = 2.72 At 20.00 mL NaOH added: pH = 4.97 At 36.00 mL NaOH added: pH =…
Q: None
A: Information about the question
Q: States of Matter Using heat of fusion or vaporization to find the heat needed to melt or bo... 0/5 B…
A: Q = 4.21*104 Joule in terms of Kilo Joule Q = 42.1 KJ Explanation:
Q: 9. Calculate the solute potential of a sucrose solution that has an osmolarity of 0.2M. The solution…
A: Answer:Here:
Q: 2. Silver iodide is an insoluble salt with Ksp-8.5x10-17. The solubility can be increased by causing…
A: The objective of the question is to determine whether the addition of NaBr or NaCN would increase…
Q: 3. Balance the following reaction in basic solution: Mn(OH)2(s) + MnO4 (aq) → MnO4(aq)
A: Answer:
Q: 3. Geef alle mogelijke reactieproducten die kunnen ontstaan wanneer je (1R,…
A: The objective of this question is to identify the possible reaction products when (1R,…
Q: e); Watch What mass of sodium benzoate should you add to 142.0 mL of a 0.13 M benzoic acid (HC7H5O2)…
A: The objective of this question is to find out the mass of sodium benzoate needed to create a buffer…
Q: Among the five protons shown below select the most shielded (lowest chemical shift). Hint: take into…
A: 1H-NMR: The spectra are provided because of the magnetic field experienced by the protons present in…
Q: The pH of a 0.0345 M solution of a weak acid is 2.513. What is the K, of the acid? i 3.601E-4…
A:
Q: Oxaloacetic acid (or 2-ketosuccinic acid) is a very important intermediate in metabolism. The…
A: Oxaloacetic acid is an important intermediate in metabolism and the compound is unstable and undergo…
Q: A solution contains S 2– and SO 42– ions. In what order dowe add Ag(NO 3 )(aq) and Ba(NO 3) 2(aq) to…
A: The order of addition is:AgNO₃(aq)Ba(NO₃)₂(aq)The precipitates formed are:Ag₂S (black) after the…
Q: 9. Plan syntheses of the following compounds. You may use the given starting material and any…
A: The question is based on the concept of organic synthesis.We need to synthesize the product using…
Q: 7. Which of the following are soluble in water? a. CH3CH2CH2OH b. CH3CH2CH₂OCH2CH3 C. CH3CH2CH2CH3…
A: We know that,Water is a polar solvent whereas organic solvents are non-polar in nature.Also,Like…
Q: D. CI E. CI Nal acetone LONa DMSO (solvent)
A: The Finkelstein reaction is a substitution reaction where an alkyl halide is converted to alkyl…
Q: The normal freezing point of ethanol (CH3CH₂OH) is -117.30 °C and its Krp value is 1.99 °C/m. A…
A: Freezing point depression = Kf x MolalityMolality = number of mol of solute/Mass of solvent in…
Q: Which of the following would deprotonate the thiol in the reaction below? Please look at pic to help…
A: Final answer is given in explanation please see from there.Explanation:Approach to solving the…
Q: 0.400 L of a 12.0 M stock solution of sulfuric acid is enough to prepare how manyliters of 0.800 M…
A: The objective of this question is to find out how many liters of 0.800 M solution can be prepared…
Q: Adenosine deaminase is an enzyme involved in nucleotide metabolism in our cells. The uncatalyzed…
A: We have given;Half-life for uncatalyzed reaction = Activation energy for uncatalyzed reaction = 124…
Q: What is the solubility of Sr(IO₃)₂ in a solution that contains 0.0300 M Sr²⁺ ions? (Ksp of Sr(IO₃)₂…
A: Please see the attached files.Explanation:Thank You.
Q: Calculate the concentration of a solution of 1 L of ethanol in water at 4% v/v in units of molarity,…
A: A question based on concentration terms. The given enthanol solution is to be expressed in various…
Q: dont provide handwriiting solution ...
A: The objective of this question is to determine the color of the solution at a volume equal to half…
Q: Part 1 of 2 Name: Part 2 of 2 Name:
A: IUPAC nomenclature are the set of rules that are used or taken into consideration while naming any…
Q: The compound shown below is the product of a Claisen condensation. Draw structural formulas for the…
A: The Claisen condensation is a carbon-carbon bond forming reaction between two ester in presence of…
Q: Predict the product of this organic reaction: NH2 HO C-CH2-CH3 + CH3 CH CH3 P + H2O Specifically, in…
A:
Q: 7.) Draw an arrow pushing mechanism for termination by disproportionation of polystyrene- NC Ph Ph…
A: Polymerization reactions generally occur via the formation of free radicals. In the initiation step,…
Q: base H3C H OH heat H + H₂O H The aldol reaction is a carbonyl condensation reaction between two…
A: Final product:α,β−unsaturatedcarbonylcompoundExplanation: Detailed explanation:In the first step,…
Q: Draw a reasonable free-radical mechanism for this reaction: A H.C. CH3 Br H₁₂C Br H₂C-
A: The question is based on the concept of organic synthesis.We need to synthesize the product using…
Q: Among the five protons shown below select the most shielded (lowest chemical shift). Hint: take into…
A: 1H-NMR: The spectra are provided because of the magnetic field experienced by the protons present in…
Q: None
A: IUPAC naming is a systematic ,scientific ,unique and rule based naming of organic compound .. IUPAC…
2-
Step by step
Solved in 4 steps with 4 images
- Part 1: Preparation of the Primary Citric Acid Standard Mass of empty 250-mL glass beaker: 100.7g Mass of 250-mL beaker and anhydrous citric acid First weighing : 103.4 g Second weighing: 106.5 g Third weighing: 106.1 3. Total volume of citric acid solution: 75.0 mL please help me with part Part 1: Preparation of the Primary Citric Acid Standard Mass of Citric Acid _________________________ Volume of Citric Acid Solution ____________ Moles of Citric Acid _________________ (Molar Mass = 192.0 g/mol) Molarity of Citric Acid Solution ____________A student takes the following steps during an experiment: Measure 15mL concentrated HCl (student uses a 50mL graduated cylinder) Weigh -4.0 grams of tert-butyl chloride (student weighs in a 25 mL beaker on balance #3) Transfer HCl and tert-butly chloride to a 125mL separatory funnel (student pours both liquids from their containers in to the funnel) Swirl the sep funnel for 5 minutes, shake and vent for 15 minutes (student shakes and vents as directed) Place the funnel in the ring support and allow layers to separate (student waits, sees a few bubbles in the layers, decides to continue) Drain the lower layer to waste, drain and dry the top layer with CaCl2 (student collects top layer in a small clean beaker and adds CaCl2 to dry) Gravity filter through fluted filter paper into a clean beaker of known mass (student filters as directed) When the student calculates the % yield from the reaction, it is a disappointing 22%. List at least 5 specific sources of error that may have…(v/v)% = 10. mL ethanol 150 mL mouthwash × 100% = 6.7 % (v/v) ethanol how do I insert this calculation into my scientific calculator? can you please give me a detailed description I'm trying to watch videos but i don't know how to put into the calculator
- Calculate the density of 50.0 g of an isopropyl alcohol–water mixture (commercial rubbing alcohol) that has avolume of 63.6 mL.The alcohol content of hard liquor is normally given in terms of the “proof,” which is defined as twice the percentage by volume of ethanol (C2H5OH) present. Calculate the number of grams of alcohol present in 1.00 L of 75-proof gin. The density of ethanol is 0.798 g/mL. Round off to 4 sig. figures for all calculations made prior to final answer and the final answer should be in 3 sig. figuresA fuel is analyzed and found to contain 80% C, 14% H, 5% S and the balance being N. What is the HCV of the fuel in kcal/kg?
- Calculations Involving Units, mcg/mg and Other Measurement of Potency. Show your complete solution. 1. A physician orders an intravenous solution to contain 10,000 units of heparin in 1 literof 5% w/v dextrose solution to be infused at such a rate that the patient will receive500units per hour. If the intravenous set delivers 10 drops/mL, how many drops per minuteshould be infused to deliver the desired dose?How many liters of a 0.500 MM sucrose (C12H22O11C12H22O11) solution contain 1.7 kgkg of sucrose? Express your answer using two significant figures.You must use the Temperature bar just like in the homework problems to indicate where the initial and final temperatures are located.Failure to do so will result in a 1 point reduction in grade...even if answer is correct. 200 g of ethyl alcohol is vapor at 108.5 degrees Celsius. How much heat in units of Kcal must we remove to cause all of the mass to become frozen at minus space 127 degrees Celsius? Q = [x] _____________ kcal
- CLOBEX lotion contains 0.05% w/v clobetasol propionate in 118mL containers. Calculate the content of drug, in milligramsWater and rubbing alcohol have distinct properties and will react differently with the same substance. Observe these properties of water and rubbing alcohol: color, smell, and ability to dissolve salt. Record your observations in the table. To observe the solubility of salt in the liquid, put one-quarter teaspoon of salt into each container and stir. You may weigh out 1.5 g of salt on the electronic balance if you don’t have a one-quarter teaspoon measure. Observe the properties of the liquid in the container labeled unknown. Record the properties of the unknown substance in the table. Now observe the properties of the liquid in the container labeled unknown. Record the properties of the unknown substance in the table. Unknown Substance color smell solubility of salt Based on the observations, which liquid is the unknown liquid?An aqueous hydrochloric acid solution contains 65.0g hydrochloric acid in 500.0 ml solution. What is the N of the solution? What is the chemical equivalents of the solution? What is the equivalent weight of the solution?