menu-iconExamlexExamLexServices

Discover

Ask a Question
  1. All Topics
  2. Topic
    Chemistry
  3. Study Set
    Chemistry Study Set 8
  4. Exam
    Exam 5: Thermochemistry
  5. Question
    A System Delivers 1275 J of Heat While the Surroundings
Solved

A System Delivers 1275 J of Heat While the Surroundings

Question 34

Question 34

Multiple Choice

A system delivers 1275 J of heat while the surroundings perform 854 J of work on it. What is ΔU of the system?


A) -2129 J
B) -421 J
C) +421 J
D) +2129 J
E) -1275 J

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q29: What is q if 28.6 g of

Q30: Based on the following thermochemical equations, what

Q31: Thunderstorms are powered by the heat released

Q32: The enthalpy change for making one mole

Q33: Suppose a 0.500-g sample of an organic

Q35: Which of the following is incorrectly matched?<br>A)

Q36: What is the change in temperature if

Q39: The sign of w when work is

Q49: At body temperature 2,404 joules of energy

Q100: A home aquarium is an example of

Examlex

ExamLex

About UsContact UsPerks CenterHomeschoolingTest Prep

Work With Us

Campus RepresentativeInfluencers

Links

FaqPricingChrome Extension

Download The App

Get App StoreGet Google Play

Policies

Privacy PolicyTerms of ServiceHonor CodeCommunity Guidelines

Scan To Download

qr-code

Copyright © (2025) ExamLex LLC.

Privacy PolicyTerms Of ServiceHonor CodeCommunity Guidelines