Define the heat absorbed by the calorimeter is measured

Assignment Help Chemistry
Reference no: EM13533770

A reaction takes place inside a constant volume or BOMB calorimeter. Pressure is not constant during the reaction. The heat absorbed by the calorimeter is measured to be +15J. Which of the following is true?

A)Erxn = 15J
B)Hrxn = 15J
C)w = 0
D)Erxn = 0
E)qrxn = -15J
F)q = w
G)Erxn = -15J
H)Hrxn = -15J

Reference no: EM13533770

Questions Cloud

Packaging is effective in preserving meat : Packaging is effective in preserving meat because
Calculate what is the mass of the planet : An astronaut exploring a distant solar system lands on an unnamed planet with a radius of 3900km. What is the mass of the planet
Different phases of rigor mortis-delay-onset-completion : Describe in detail the influences and effects that the different phases of rigor mortis (delay, onset,completion, and resolution) have upon the subsequent properties (water binding, color, juiciness, tenderness/texture, flavor) of meat
Discuss the legal considerations of relevance : Briefly outline the relevant medical facts contributing to Ms. Schiavos condition and discuss some of the legal considerations of relevance in Ms. Schiavo's case.
Define the heat absorbed by the calorimeter is measured : A reaction takes place inside a constant volume or BOMB calorimeter. Pressure is not constant during the reaction. The heat absorbed by the calorimeter is measured to be +15J
Determine the voltage across the given capacitor : A 3.00-µF and a 5.00-µF capacitor are connected in series across a 30.0-V battery. Determine the voltage across the 6.00 µF capacitor
Explain the change in entropy for the reaction : Which of the following conclusions is correct for the change in entropy for this reaction. You must find all of the correct answers.
Calculate how far does the canoe move : A man with a mass of 59 kg stands up in a 73-kg canoe of length 4.0 m floating on water. How far does the canoe move
Different processed meat items : For two different processed meat items, describe how the processing and ingredients should or shouldn’t be the same or different. For the two items, explain why it would be beneficial or detrimental to use hot boned meat, comminuted meat, injected me..

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the heat of vaporization of h2o

Find delta E, delta H, q, and w for the change in state of 1.0 mol H2O(l) at 84 degree C to H2O(g) at 109 degree C. The heat capacity of H2O(l)= 75.3 J/molK, heat capacity of H2O(g)= 25.0 J/molK, and the heat of vaporization of H2O is 40700 J/mol ..

  State a wastewater disposal well for carrying various wastes

A wastewater disposal well for carrying various wastes at different times is drilled into a formation of limestone (CaCO3), and the wastewater has time to come to complete equilibrium with the calcium carbonate before leaving the formation through..

  The sulfuric acid is titrated with aqueous sodium hydroxide

A 5.00mL sample of sulfuric acid is titrated with 0.1198M aqueous sodium hydroxide. If 33.93mL of the basis required to reach the end point of the titration

  What mass of na238so4 has an activity of 100 mci sulfur-38

the curie ci is a commonly used unit for measuring nuclear radioactivity 1 curie of radiation is equal to 3.7 1010

  Define what is the partial pressure of oxygen in the mixture

A gaseous mixture of O2 and N2 contains 37.8% nitrogen by mass. what is the partial pressure of oxygen in the mixture if the total pressure is 325 mmHg

  Compute the percentage conversion of functional groups

Neglecting the contribution of end groups to polymer molar mass, calculate the percentage conversion of functional groups required to obtain a polyester with a number-average molar mass of 24,000 g mol-1 from the monomer HO(CH2)14COOH.

  Calculate the uncertainty in nm in the position of an

calculate the uncertainty in nm in the position of an electron with the velocity of 2.00x103 ms the velocity is the

  Explain the reaction shown below occurs and the temperature

the reaction shown below occurs and the temperature of the resulting solution rises from 22.00°C to 61.16°C. If the specific heat of the solution is 4.18 J/(g ? °C), calculate delta H for the reaction, as written. Ba+2H2O--->Ba(OH)2+H2 Delta H?

  What is its final temperature

A lead fishing weight with a mass of 68 g absorbs 146 cal of heat. If its initial temperature is 56°C, what is its final temperature.

  State the melting point of caffeine

Give two reasons why the product is concentrated in the distillation flask during a continuous solid-liquid extraction. 2) what difficulties may be encounter during the determination of the melting point of caffeine?

  Define what fraction of piperazine perhydro-1,4-diazine

What fraction of piperazine (perhydro-1,4-diazine) is in each of its three forms (H2A, HA-, A2-) at pH 8.44

  Explain the ionic species present before any solution occurs

List all the ionic species present (before any solution occurs) when the following solutions are mixed together: Ni(NOsub3)sub2(aq) and CaClsub2(aq)

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd