please help.
1. What is the final temperature when 5.70 g of gold initially
at 172 °C is placed in 23.0 mL of water initially at
25.0 °C ?
C¯p= 75.2 J K−1 mol−1 for
H2O
C¯p= 25.6 J K−1 mol−1 for
gold
dH2O= 1.0 g mL−1
Answer = _____ degrees Celsius
2.
Please Help 1 What Is The Final Temperature When 5 70 G Of Gold Initially At 172 C Is Placed In 23 0 Ml Of Water Init 1 (26.74 KiB) Viewed 9 times
A sample of gas is compressed by a piston. (See the figure below.) Gas The piston does 305 ) of work on the gas. At the same time, the gas releases 50 J of heat to the surroundings. What is the internal energy change for the gas? Enter an integer. AU = Number J.
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!