Welcome to Westonci.ca, the Q&A platform where your questions are met with detailed answers from experienced experts. Discover in-depth answers to your questions from a wide network of experts on our user-friendly Q&A platform. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

If a system has 325 kcal
of work done to it, and releases 5.00×102 kJ
of heat into its surroundings, what is the change in internal energy (Δ or Δ)
of the system?