![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:40
When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:00
What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 21:50
28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:30
In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i
Answers: 1
You know the right answer?
Why is something burning a chemical change?...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/istoriya.png)
History, 14.09.2020 16:01
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 14.09.2020 16:01
![question](/tpl/images/cats/en.png)
English, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/geografiya.png)
Geography, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/biologiya.png)
Biology, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01
![question](/tpl/images/cats/mat.png)
Mathematics, 14.09.2020 16:01