![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:30
Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:40
22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 08:00
Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 08:40
What is the value of keq for the reaction expressed in scientific notation?
Answers: 1
You know the right answer?
A) tipo de sistema numero de fases y numero de componente aceite agua y alcohol
metodo de separacio...
Questions
![question](/tpl/images/cats/en.png)
English, 06.12.2021 09:20
![question](/tpl/images/cats/mir.png)
World Languages, 06.12.2021 09:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.12.2021 09:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 06.12.2021 09:20
![question](/tpl/images/cats/fizika.png)
Physics, 06.12.2021 09:20
![question](/tpl/images/cats/fizika.png)
Physics, 06.12.2021 09:20
![question](/tpl/images/cats/mat.png)
Mathematics, 06.12.2021 09:30
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/en.png)
English, 06.12.2021 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 06.12.2021 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 06.12.2021 09:30
![question](/tpl/images/cats/istoriya.png)
History, 06.12.2021 09:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 06.12.2021 09:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 06.12.2021 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 06.12.2021 09:30