Be sure to answer all parts. Calculate the change in total internal energy for a system that releases 2.81 × 104 kJ of heat and does 6.82 × 104 kJ of work on the surroundings. Enter your answer in scientific notation. AU= x 10 kJ

Q: 19. The initial rate of reaction between Substance A and Substance B was measured at a series of…

A: The rate of a reaction is the change in concentration of reactant or product in a specific time…

Q: Suppose a 500. mL flask is filled with 2.0 mol of H₂ and 1.1 mol of HI. The following reaction…

A:

Q: 5. What is the product of the following reaction? ROH OH C. alcohol D. alkyne A. ester B. aldehyde

A: Ans: 5- The reaction of a carboxylic acid with an alcohol in the presence of acid will result in the…

Q: Be sure to answer all parts. The equilibrium constant (Kp) for the reaction below is 4.40 at 2000.…

A:

Q: 10. Which rule or principle does the following orbital diagram violate? Why? 11. Which rule or…

A: There are mainly three principle or rule for orbital diagram. 1. Pauli exclusion principle  2.…

Q: Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are…

A: Rate constant at 73.2oC , k = 0.00029 s-1 Rate constant at 101.7oC , k= 0.018 s-1 Moles of C2(NO2)6…

Q: Fill in the missing symbol in this nuclear chemical equation. 38 19 K 38 18 Ar +

A:

Q: A. Expand the condensed structural formula written on the first column of the table to reveal the…

A: IUPAC nomenclature from structural formula Identify the longest carbon chain Identify the…

Q: EVALUATION #1 MULTIPLE CHOICE. ENCIRCLE THE LETTER THAT CORRESPONDS TO THE CORRECT ANSWER. 1. WHICH…

A: EFFICACY OF THE PRODUCT FOR ITS INTENDED PURPOSE  is correct. Emollients  Sanitizers - These are…

Q: Enter your answer in the provided box. In the Mond process for the purification of nickel, carbon…

A:

Q: DUE NOW: Please choose the correct answer. No need for explana. Thanks!

A: Since milligrams per liter (mg/L) and parts per million (ppm) are similar units, milligrams per…

Q: 1. What would be the major product in the given reaction? 1) 9-BBN 2) H,0г, NaOH, Н-о a.…

A: 9-Borabicyclo[3.3.1]nonane (9-BBN) is a very important organoborane compound used for the…

Q: Be sure to answer all parts. Use standard reduction potentials to find the equilibrium constant for…

A:

Q: Provide names for the following five nitrogen containing organic molecules. c) CH3 CH3 CH3 N-CH₂-CH3…

A: IUPAC nomenclature used for the systematic naming of the organic molecules. According to IUPAC…

Q: A medical technician is working with the four samples of radionuclides listed in the table below.…

A: Sample A  Half life = 3 days. After time t, 1/8 of initial present,that means 1/(2)3, 3 half life…

Q: Which of the following correctly describes the structure of these compounds? CH;CH;OH and CH;OCH;…

A: Here one alcohol and one ether are given.

Q: Suppose a 250. mL flask is filled with 0.20 mol of NO₂, 0.50 mol of NO and 0.40 mol of CO₂. The…

A: Since,Equilibrium constant or Kc is the ratio of the equilibrium concentrations of product over…

Q: Please answer all and post below the answer the source from where you got the answer thank you!

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: 9. If 44.0 g of O2 is mixed with 44.0 g of H2 and the mixture is ignited, what is the maximum mass…

A: First we find mole of each reactant by using the formula:-  Mole = mass÷ molar mass

Q: 16. All halogens have valence electrons in the s-block and p-block of the periodic table. True False…

A:

Q: 22. What is the wavelength of light emitted when the electron in a hydrogen atom undergoes a…

A: The correct answer is given below

Q: Which of the following cannot be oxidized by chromic acid? Oc OD Ов О Е О А C A OH OH D OH OH B E OH

A: In aqueous sulfuric acid and acetone, chromic acid is known as the Jones reagent; it converts…

Q: 1. Carbon atoms always have how many covalent bonds? 2. Hydrogen atoms always have how many covalent…

A: The covalent bond can be defined as a chemical bond which involves sharing of electron pairs between…

Q: Atomic Structure SUBATOMIC PARTICLES The table below contains information about several elements. In…

A: Since you posted question with multiple sub parts we will solve first 3. To get remaining sub parts…

Q: The table below lists information about the radioactive decay of three nuclides. Fill in the missing…

A:

Q: Supply the missing information in the table that follows.

A: Class : It is a ketone functional group so it belongs to keto class. IUPAC : Methyl 2,3methyl butane…

Q: On a 5 day wilderness expedition you'll need to heat 3.0 kg of water to the boiling point each day.…

A:

Q: 14. A 10.0-g sample of water requires 418 J of energy to increase in temperature by 10°C, whereas a…

A:

Q: Be sure to answer all parts. Given that 3 2Al(s) + =0₂(g) 20₂0 and →Al₂O3(s) 3 2Fe(s) + O₂(g) →→…

A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the…

Q: 11. a. Which categories/classes does this compound belong to (for example, aldehyde, ketone)? b.…

A:

Q: Kindly answer number 7 only.

A: To find ionisation constant for a monoprotic acid. Answer 5 :- Answer 5 :- POH for weak monoprotic…

Q: 1 = (3) an B 4) For a system, which of following equation is not correct, aG OnB)т.Pлс (a) HB = (c)…

A: Partial molar quantities are properties that describe the behavior of an open system at a given…

Q: A reaction has the stoichiometry: 3A + B → C+ D. The following data were obtained for the initial…

A: this question is based on rate laws and order of reaction

Q: Nitrogen gas and oxygen gas can combine to form nitrogen monoxide gas. Nitrogen monoxide gas can…

A: Interpretation: To explain the concept that allows energy to be used in a manner that it can be…