Q: bonds D. DeloW 1300 C 2. Assume you were carrying out the following reaction. How could you use IR…
A: 2) IR spectroscopy is used to determine the functional groups present in the sample. Different…
Q: A given quantity of gas at a pressure of 750mmHg and a temperature of -25° C occupies 25L. What is…
A:
Q: A piece of dry ice (solid carbon dioxide) with a mass of 24.9 g sublimes into a large balloon.…
A: Ideal gas equation: The temperature, pressure, volume, and mole of the gas are related by the ideal…
Q: what would be a micro structure of a polypropylene? also please explain why this would be the case.
A: Polypropylene A type of polypropylene is polypropylene, also known as polypropene. A thermoplastic…
Q: Bud N. Chemist must determine the density of a mineral sample. His four trials yield densities of…
A: Given:- =>trials=>a)5.27gm/cm3 b)5.28gm/cm3 c)5.27gm/cm3…
Q: Air enters a turbojet engine at 254 K, 57 kPa and 281 m/s. The pressure ratio across the compressor…
A: Given Air enters a Turbo Jet Engine at Pressure (P) = 57 km Temperature (T1)= 254 K Velocity (V1)…
Q: What is km mL^-1
A: For the meaning of Km mL-1 Where, the symbols have their usual meaning. As, Km stands for…
Q: How many moles of He are 221,000 He atoms?
A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…
Q: 8. Why is it important to review the entire procedure for the upcoming experiment before coming to…
A: The procedures and manners of conduct followed in a chemical laboratory are called lab etiquettes.…
Q: Question 5 Convert 4.35 uft (microfeet) to nin (nanoinches). Give your answer in scientific notation…
A:
Q: and propane What is the relationship, if any, between these organic compounds? They are isomers.…
A: Isomers are compounds having same molecular formula but different structural formula. The chemical…
Q: Q1. The conductivity of 0.02 M KCI solution at 25 °C is 2.768x10 S.cm The resistance of this…
A:
Q: pH is best described as the concentration of which body fluid ions?
A: Given, pH is best described as the concentration of which body fluid ions = ? Note: Alkalinity and…
Q: The initial rate of this reaction was determined for several concentrations of HgCl₂ and C₂04², and…
A: The rate law for the given reaction can be written as: rate=kHgCl2xC2O42-y ......(1) Here, k is the…
Q: A new dam has been built with a reservoir capacity of 1,000,000 AF when full. The river flowing into…
A: Here there different units are given so to solve easily we convert all unit in one particular unit.
Q: Briefly explain why the 1-mL pipette has a lower percent tolerance level in the range 300-1000 than…
A: Each pipette have the specific tolerance limit. This means a rated error in the measurements. For…
Q: Cl H H H-C-C-C-H ||| HHH HCI H TIT and H-C-C-C-H | | | Η Η Η What is the relationship, if any,…
A: Isomers are those compounds which have the same molecular formula but they have different structural…
Q: empirical formula of 69.94% c, 4.50%h, 20.36%o, 10.20%s
A:
Q: At 1 atm, how much energy is required to heat 49.0 g H₂O(s) at -12.0 °C to H₂O(g) at 161.0 °C? Use…
A:
Q: This is for number 3. I’m not sure how to interpret anything
A: IR spectroscopy is used to determine the functional groups present in the sample. Different…
Q: lo to become chemically stable rons does this have?
A: 6 is the atomic number and 12 is the mass number as according to the magic number the ist shell will…
Q: 4. A solution of an impure zinc ore contained zinc(II), lead(II) and silver(1) ions. The addition of…
A: We have to find the change that indicates reduction.
Q: A cylindrical container's pressure is 200,000 Pa; its temperature is 86 deg Fahrenheit; and its…
A: We know the ideal gas equation, PV=nRT P= Pressure of…
Q: The manganese(II)-catalyzed redox reaction between cerium(IV) and thallium(I) is thought to proceed…
A:
Q: What are the differences between endocrine and exocrine glands?
A: Endocrine glands - The organs that makes hormones that are released directly into the blood and…
Q: 2. Consider the following reactions in open systems: I. II. III. IV. 2H2(g) + O2(g) → 2H₂O(g)…
A:
Q: Br. Br Allyl "LDA" LIO bulky amide base bulkystericly hindered NaNH, NH3 (1) Propargyl
A:
Q: A second-order reaction has a rate constant of 0.008500/(M · s) at 30°C. At 40°C, the rate constant…
A:
Q: When a 1.271g Tums tablet reacted with 44.485 mL of hydrochloric acid (density: 1.140 g/mL), carbon…
A:
Q: Which compound would have the lowest boiling point? о I IV OH II OH V ОН III -ОН
A: boiling point depends on several factors such as molar mass of the compound hydrogen binding…
Q: I. Identify the functional group present and name the organic compound given 1) Functional Group:…
A: In organic chemistry functional group represent a substituent or moiety in a molecule which is…
Q: What is the uncertainty of the ruler below? Centimeters 0.0 cm 2 0.00 cm 0.000 cm 0 cm 3 9 10 11 12…
A: The uncertainty is defined as the imprecision in the values measured using a device.
Q: Examine the picture in the box below. Z Select the atomic orbitals in the table below that would…
A:
Q: A)I,ii and b)I and ii
A: A question based on introduction to organic chemistry that is to be accomplished.
Q: llowing condensed structures to Kekulé structures, showing ponds: ▾ Part A CH3NH(CH₂)2CH3 Draw the…
A: Kekule structure are similar to Lewis structure. It represents a structural formula for an organic…
Q: How should a volume be read on a buret? Question 21 options: Below eye level Above eye…
A:
Q: Re-draw each of the following making sure to include lone pairs and formal charges in each drawing
A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a…
Q: The conductivity of a 0.05M solution of acetic acid at 18°C is 4.4 × 10-4 Ω-1cm-1. Λ° of acetic…
A:
Q: 15. Rank the following compounds from most basic to least basic. Most basic (least stable)=1, leas…
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: Describe how to prepare 500 mL of a 1M solution of both NaOH and Ca(OH)2.
A: Molarity required = 1M Volume required = 500 mL Molarity: number of moles of solute per litre…
Q: What is the mass, in grams, of 28.74 mLmL of acetone? Express your answer using four significant…
A: Here, we have to find the mass of acetone (in grams) of 28.74 mL of acetone.
Q: 1. (pr the schemes below. B1₂ light S. Br h). Provide the following structures and reaction…
A: From the methyl cyclopentane if you add Br2 in prence of light it form alkyl bromide. After…
Q: In a flask 15.55g of HCl(s) was dissolved in 50.50mL of H2O. Determine its a.) pH b.) pOH c.) [H+]…
A:
Q: [synthesis-2] 1,4-keloester mechanim- N, Hч слой, денешь. 100% о вог, Асон 6o'c hey NH O те N-HH Вз…
A:
Q: If the conjugate base or salt is not readily available, the salt is produced by reacting NaOH and…
A: Given -> Concentration of salt component = 0.5 M
Q: A certain half-reaction has a standard reduction potential Ered=-0.53 V. An engineer proposes using…
A: A question based on electrochemical cells that is to be accomplished.
Q: How many zinc (Zn) atoms are contained in 5.16 moles of Zn?
A:
Q: Give a clear handwritten answer ...math the formulas with their structures....
A: In the bond line angle formula, each covalent bond between carbon-carbon or carbon-heteroatom is…
Q: Consider the following reaction: 4 HBr(g) + O2(g) 2 H2O(g) + 2 Br2(g) (a) The rate law for…
A: Recall the given reaction, 4 HBr g + O2 g → 2 H2O g + 2 Br2 gThe…
Q: Chemistry Identify the functional group of sphingolipids?
A: Functional group in a compound determines chemical properties of that compound.
The bottle contains 15 grams of Ni powder
Macroscopic or Microscopic?
Step by step
Solved in 2 steps
- 1. Which is more accurate and precise when measuring liquids: Erlenmeyer Flask or Beaker? why? 2. How will you compare the accuracy of the graduated cylinder and burette to other liquid containers such as beakers, Elenmeyer Flask, etc? 3. What do you think are the techniques for measuring the mass of solid materials? (using an analytical balance, topload balance, etc.)A recipe for pralines calls for the candymixture to be heated until it reaches the “soft ball” stage,at about 236°F. Can a Celsius thermometer with a rangeof -10 to 110°C be used to determine when the “softball” stage is reached?Estimated volume of crucible 25.0 mL measured volume of crucible 23.0 mL percent error of estimate (% error=accepted value-experimental value/accepted value ) volume in (use measured volume of crucibleto answer for the ): kL cL