2.53 g of solid NaOH is dissolved in 100.00 g of water in a coffee cup calorimeter, all the reagents initially being at 20.0°C. Calculate the final temperature of the solution obtained, given the following information. NaOH(s)  NaOH(aq) ΔH° = - 43.0 kJ Heat capacity of NaOH solution = 4.18 J/(g·K)

Q: In a constant‑pressure calorimeter, 65.0 mL of 0.350 M Ba(OH)2 was added to 65.0 mL of 0.700 M HCl.…

A: Given:65.0 mL of 0.350 M Ba(OH)265.0 mL of 0.700 M HCl.Ba(OH)2 + 2 HCl → BaCl2 + 2 H2O

Q: When a 2.45-g sample of solid sodium hydroxide dissolves in 41.2 g of water in a coffee-cup…

A: In a coffee cup calorimeter  Amount of heat released due to reaction is equal to heat abosorbed by…

Q: When 8.67 g of NaOH are added to 207 g of water in a constant pressure calorimeter, the temperature…

A:

Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food.  When…

A:

Q: When 14.7 g of CaCl2(s) (molar mass 111.0 g/mol) was dissolved in water in a constant pressure…

A: We have 14.7 g of CaCl2 dissolved in water in a constant pressure with heat capacity 1168J/°C The…

Q: heat (

A:

Q: A 100.0 mL sample of 0.300 M NaOH is mixed with a 100.0 mL sample of 0.300 M HNO 3 in a coffee cup…

A: 100.0 mL sample of 0.300 M NaOHis mixed with 100.0 mL sample of 0.300 M HNO3Initial temperature =…

Q: ΔH for the dissolving process KOH (s) → KOH (aq) is -57.6 kJ/mol KOH.  In an insulated calorimeter,…

A: In calorie meter we can calculate the hate of the reaction .

Q: A sample of NaOH (MM = 40.00 g/mol) with a mass of 1.812 g was added to a solution of HNO3 in a…

A: Heat absorbed = heat emitted

Q: A 100. mL sample of 0.100 M HC1(ag) solution is added to 100. mL of 0.200 M NH3(ag) in a coffee-cup…

A:

Q: A 10.0 g solution of 0.05000 M aqueous NaOH was neutralized in a foam cup calorimeter with 10.0 g of…

A: Given: Mass of NaOH = 10.0 g Concentration of NaOH=0.0500 M Mass of HCl = 10.0 g Concentration of…

Q: 2CH;OH (I) + 302 (g) → 2CO2 (g) + 4H2O (I) AH = -1452 kJ A 2.00 g sample of methanol, CH;OH, is…

A: The reaction given is, Given: mass of methanol burned = 2.00 g. Mass of water = 500 g. Heat…

Q: In a coffee cup calorimeter, a student places 0.470 g of calcium, followed by addition of 50.0 mL of…

A: Given, maas of Ca= 0.470 g  As HCl have properties like water so density= 1g/ml  So mass od 50 ml…

Q: A generic solid, X, has a molar mass of 76.0 g/mol. In a constant‑pressure calorimeter, 37.7 g of X…

A: Solution:-

Q: 13.4gof NH4Clis dissolved in 150mLof water in a coffee-cup calorimeter, and the temperature of the…

A: moles of NH4Cl = mass / molar mass of NH4Cl                           = 13.4 g / 53.5 g/mol…

Q: A calorimeter initially contains 165.0 mL of water at 21.3oC. When 2.72 g K is added to the water,…

A: Working formula Q = m×s×∆T m = mass of water; s = specific heat of water; ∆T = temperature change of…

Q: When 50.0 g of an aqueous solution of reagent 1 at 24.1oC is added to 100.0 g of of an aqueous…

A: Given : Mass of reagent 1 solution = 50.0 g Mass of reagent 2 solution = 100.0 g Initial temperature…

Q: In a constant‑pressure calorimeter, 70.0 mL of 0.350 M Ba(OH)2 was added to 70.0 mL of 0.700 M HCl.…

A: Given information: Volume of Ba(OH)2 = 70.0 mL Volume of HCl = 70.0 mL Concentration of Ba(OH)2 =…

Q: Two pollutants that form in auto exhaust are CO and NO. An environmental chemist must convert these…

A: The question is based on the concept of Hess's law.   It states that the net enthalpy change during…

Q: In a constant‑pressure calorimeter, 60.0 mL of 0.310 M Ba(OH)2 was added to 60.0 mL of 0.620 M HCl.…

A: Interpretation -  To determine the heat ( Δ) for this reaction (per mole H2O produced) when in a…

Q: alorimeter, with both substances at 23.0 °C. Calculate the final temperature of the solution. CaCl2…

A: First Calculate mass of Solution by Density×volume Then Calculate heat release in the Process. Q=…

Q: Consider the following reaction: 2C6H6() + 15 O2(g)- 12 CO2(g) + 6 H20() AH = -5.869 x 103 kJ An…

A: Each reaction takes place account to their stoichiometric radio and account to those things the heat…

Q: Find the ΔH (in kilojoules) for the reaction below, given the following reactions and subsequent ΔH…

A: Known 3 C (s) + 4H2 (g) → C3H8 (g)   .........(1)            ΔH = - 118.2 kJ C (s) + O2 (g)   →CO2…

Q: Write the balanced equation (total ionic) for the

A: We haven to give the total Ionic equation of given reaction, and tell why reaction got heated up.…

Q: When 50.0 g of an aqueous solution of reagent 1 at 24.1oC is added to 100.0 g of of an aqueous…

A: Calorimetry is a chemical process in which we find out the heat transfer associated with the change…

Q: Part A A 50.0-mL sample of a 1.00 M solution of is mixed with 50.0 mL of 2.00 M KOH in a…

A:

Q: Calculate Q(kJ )for the conversion of 2.390 g of solid aluminum oxide into aluminum and oxygen?

A: Given enthalpy change (∆H) is defined for 2 mole of AL2O3 because generally enthalpy change is…

Q: In a coffee cup calorimeter, a 6.50-g sample of solid sodium hydroxide dissolves in 100.0 g of…

A: Specific heat : It is defined as the quantity of heat required to raise the temperature of one gram…

Q: When a 6.00 g sample of KSCN is dissolved in water in a calorimeter that has a total heat capacity…

A: Given,Mass of KSCN sample = 6.00 gHeat capacity of calorimeter = 3.74 kJ . K-1Decrease in…

Q: How much heat was absorbed by the solution?

A: For constant pressure calorimeter, we know that The heat absorbed by the calorimeter is given by…

Q: The fat, glyceryl trioleate (C57H10406), is metabolized via the following reaction. Given the…

A:

Q: When 1.96 g of NaCl are added to 111 g of water in a constant pressure calorimeter , the temp of…

A:

Q: A 21.3 ml sample of 0.997 M NaOH solution is mixed with 29.5 ml of highly concentrated HCI in a…

A: for calorimeter heat is related to heat capacity and temperature by this reaction : q=mCS∆T Where q…

Q: 150 ml of .350M HCl was mixed with 150 mL of .350 M NaOH in a calorimeter of negligible heat…

A:

Q: The enthalpy of solution (dissolving) of sodium hydroxide is given below.  Determine the change in…

A: given  mass of NaOH = 5.00 g Volume of water = 150 ml enthalpy of solution (∆H) = -44.51 KJ To find…

Q: Dimethyl ether, a useful organic solvent, is prepared in two steps. In the first step, carbon…

A:

Q: A 1.00 g sample of MgCl2 produced a 10.00 °C increased in a calorimeter charged with 40.0mL of…

A: Mass of MgCl2 = 1.00 g Increase in temperature, ΔT = 10.00 °C Specific heat of MgCl2, C = 0.750…

Q: constant‑pressure calorimeter, 23.323.3 g of X is dissolved in 297297 g of water at 23.00 °C.…

A:

Q: Consider the following reaction:   2 HCl(aq) + Ba(OH)2(aq)  ⟶⟶ BaCl2(aq) + 2 H2O(l)          ΔH=…

A: When the acid and base that is one equivalent to both of the components undergoes neutralization…

Q: A hot lump of 47.547.5 g of iron at an initial temperature of 51.5 °C51.5 °C is placed in 50.0 mL…

A:

Q: THERMODYNAMICS: A 1.88 g sample of acetic acid (HC2H3O2) was burned in excess oxygen in a bomb…

A: Given: Mass of acetic acid combusted = 1.88 g. Initial temperature = 23.95 oC Final temperature =…

Q: When 17.98 g of calcium chloride (CaCl2) is dissolved in 681.87 g of water in a coffee-cup…

A: Given: The mass of CaCl2 dissolved = 17.98 g The mass of water = 681.87 g The initial temperature =…

Q: 5.00 g of potassium hydroxide (molar mass = 56.1 g/mol) dissolves in 100.0 g of water and the…

A: The heat of a substance is given as :