![subject](/tpl/images/cats/fizika.png)
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 08:00
5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 09:30
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:00
How are the crust and the inner core alike? a) they are both solid. b) they both have the same temperature. c) they are both under the same pressure. d) they are both very close to the center of the earth.
Answers: 1
![question](/tpl/images/cats/fizika.png)
You know the right answer?
a train is accelerating at a rate of 2.0km/hr/s. if it's initial velocity is 20km/hr, what is it's v...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 31.07.2019 01:00
![question](/tpl/images/cats/geografiya.png)
Geography, 31.07.2019 01:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 31.07.2019 01:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.07.2019 01:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.07.2019 01:00
![question](/tpl/images/cats/fizika.png)
Physics, 31.07.2019 01:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 31.07.2019 01:00
![question](/tpl/images/cats/en.png)
English, 31.07.2019 01:00