What would happen to the magnitude of the calculated enthalpy of reaction if the pipette used to measure and transfer the NaOH to the calorimeter in the calibration part was not dried properly? a.Indeterminate  b.Decrease c.Increase d.No effect

Q: 1. Heat and work are called state functions. 2. Heat is manifested by an effect in the…

A:

Q: piston filled with 0.400 mole of ideal gas expands reversibly from 50.0mL to 375mL at a constant…

A:

Q: 1. 2. 3. 4. 5. HC1 + CH3I -CH3 + HONO N-H + a N- -H NHCH3 + HONO

A: Here we have to write the major product formed in the following given reactions.

Q: IR Spectrum (KBr disc) 4000 3000 2000 Amin amm 1200 800 1722 1680 1600 V (cm¹)

A: A question based on IR spectroscopy that is to be accomplished.

Q: A Poiseuille flow experiment was carried out to measure the viscosity of air at 298 K. The sample…

A: Detail mathematical calculation is shown below

Q: Question 8 Which type of water can be used for the analysis of water hardness? A any of the choices…

A: A question based on environmental pollution that is to be accomplished.

Q: The correct answer was 0.04, but thanks sm!

A:

Q: 4. A vessel containing 1.000 kg of water at 25.00 °C is heated until it boils. How much heat is…

A: Mass of water = 1 Kg Intital temperature of water = 25 degree celsius Final temperature of water =…

Q: 9- "Systems that are in thermal equilibrium exist at the same temperature". This statement is…

A: Temperature is a measure of the average kinetic energy of the atoms or molecules in the system

Q: A student doing the colligative properties experiment was curious to try using 3.00 m of the NaCl…

A:

Q: IR Spectrum (KBr disc) 4000 3000 لي... 2000 Ame 1200 1722 1680 1600 V (cm¹) W 800

A:

Q: Determine the value of the slope (m), y-intercept (b), and the coefficient of determination (r²) A)…

A:

Q: Which N-containing organic compound can be reduced to produce butan-2-amine? A butanenitrile (B)…

A: -> reduction of nitrile group produce secondary amine. ->reduction of amide produce secondary…

Q: A chemist is studying the following equilibirum, which has the given equilibrium constant at a…

A:

Q: AuBr(s) + 2 CN– (aq) ⇄ [Au(CN)2]– (aq) + Br– (aq)   Given: Keq = 2.02 x 1033 Ksp for AuBr is 9.8 x…

A:

Q: Which of the following is a strong nucleophile but a weak base? A CH3CH2SNa B) CH3CH2OH c) CH3CH2ONa…

A: -> CH3CH2SNa is strong nucleophile but weak base. ->CH3CH2OH is weak nucleophile and weak…

Q: Can IR spectroscopy be used for quantitative analysis? >No, because IR spectroscopy only records…

A: Quantitative analysis is the method of analysis of determining the amount of chemical in sample.

Q: 3) We prepared alum crystals in the lab by dissolving 24.0 g of alum in 100. g of water. If you only…

A:

Q: (A) reaction of chlorine with propane (B) reaction of chlorine with propene reaction of thionyl…

A: Which one of the following is correct

Q: 3. Indicate the reaction type for each of the following reactions. Equation Reaction Type 2C+0₂ →…

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

Q: Properties of a system could be measurable or non-measurable.

A:

Q: Propose a mechanism for the formation of methyl benzoate when ethyl benzoate is heated in methanol…

A: Here we are required to provide the mechanism of formation of methyl benzoate

Q: 2a. Consider the reaction: H₂O(1) H*(aq) + OH(aq), which is known at the autoionization of water.…

A: To determine the ∆H0 and ∆S0, we'll plot the ln Kw against 1/T.

Q: iv) The correct molecular formula of Sulfurous acid is.................... a. H₂SO4 b. HNO3 c. H₂SO3…

A:

Q: A weather balloon with a volume of 7.00 L at a pressure of 758 mm Hg and a temperature of 21.0 °C is…

A:

Q: d) The following data was obtained from the determination of lead, Pb in a wastewater sample. Four…

A:

Q: 1. What does the ff compound belong to: a. ketone b. alcohol c. aldehyde d. alkane 2. What group…

A: The name of the organic compound depends on the functional group name and their position in…

Q: Convert the 2 Condensed Structural Formula into CONDENSED FORM ONLY.

A:

Q: Which of the following compounds would be the STRONGEST base? Select one: a. Benzamide b.…

A: Since there are two questions so I am solving one question if you want to solve another question…

Q: Draw the mechanism of free radical bromination and product (only initiation & Propagation) Br₂ hv

A:

Q: The standardization of same titrant during the determination of BOD5 of water sample was done…

A: The BOD5 test, also known as the Biochemical Oxygen Demand test, is a biochemical test that measures…

Q: 19) A sample of an organic solvent has a mass of 2.59 kg and fills a volume of 1.75 L. Use the table…

A:

Q: What is the pH of an aqueous solution with a hydrogen ion concentration of [H] = 8.5 x 10-7 M? pH =

A:

Q: Lewis Dot Structures Draw the Lewis dot structures for th use VSEPR Theory to predict the gec the…

A:

Q: 1. Given that the electrochemical cell L gives a potential of 0.0570 V, determine the concentration…

A: Introduction: In the case of concentration cells, the concentration of a soluble component in both…

Q: A student runs two experiments with a constant-volume "bomb" calorimeter containing 1300. g of water…

A: The combustion reaction of ethylene in excess oxygen is: C2H4(g) + 3O2(g) ----> 2CO2(g) + 2H2O(l)…

Q: solution of phosphoric acid contains 40.0% (by mass) of H3PO4 has a density of 1.254 g/mL. What are…

A:

Q: Which product will predominate when 2-bromo-3methylbutane undergoes E2 reaction? (A)…

A: E-2  Elimination reaction via second order . This elimination forms alkene in presence of strong…

Q: If a system is subjected to any cyclic transformation, the work produced in the surroundings is…

A:

Q: A 0.3045 g of CaCO3 primary standard was dissolved using concentrated HCl, evaporated to incipient…

A: Given,  0.3045 g of CaCO3 dissolved in concentrated HCl Dilute to 250 mL  Molar mass of CaCO3 =…

Q: In given change in state, 44J of work are desroyed and the initialenery increase by 170J. If the…

A:

Q: Find the true concentration of Fe2+ of the original sample.

A:

Q: What is the correct order of the components in a UV-Visible spectrophotometer?

A:

Q: What gas law is being depicted by the picture? Explain.

A:

Q: A gas originally at 27 °C and 1.00 atm pressure in a 3.9 L flask is cooled at constant pressure…

A:

Q: Selenium-73 decays by positron emission with a half-life of 7.15 hours. What mass remains from a…

A: