PLEASE HELP ME , it’s my exam
...
Answers: 1
Physics, 21.06.2019 23:10
A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m
Answers: 1
Physics, 22.06.2019 16:00
What is friction? how does it affect the motion of an object?
Answers: 1
Physics, 22.06.2019 16:30
Humidity is to blame for that muggy, steamy feeling you experience on some hot summer days. what gas in the atmosphere causes humidity? a) oxygen b) hydrogen c) nitrogen d) water vapor
Answers: 1
Mathematics, 09.11.2020 09:50
Mathematics, 09.11.2020 09:50
English, 09.11.2020 09:50
History, 09.11.2020 09:50
Mathematics, 09.11.2020 09:50
Chemistry, 09.11.2020 09:50
Chemistry, 09.11.2020 09:50
English, 09.11.2020 09:50
Mathematics, 09.11.2020 09:50
English, 09.11.2020 09:50
History, 09.11.2020 09:50
Mathematics, 09.11.2020 09:50
Mathematics, 09.11.2020 09:50
Spanish, 09.11.2020 09:50