What is the only thing that changes for each isotope of hydrogen?
...
![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![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 16:00
What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:50
Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:30
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
Answers: 3
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 24.05.2021 09:00
![question](/tpl/images/cats/fizika.png)
Physics, 24.05.2021 09:00
![question](/tpl/images/cats/mat.png)
Mathematics, 24.05.2021 09:00
![question](/tpl/images/cats/en.png)
English, 24.05.2021 09:00
![question](/tpl/images/cats/himiya.png)
Chemistry, 24.05.2021 09:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/istoriya.png)
History, 24.05.2021 09:00
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.05.2021 09:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 24.05.2021 09:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 24.05.2021 09:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.05.2021 09:00
![question](/tpl/images/cats/en.png)
English, 24.05.2021 09:00
![question](/tpl/images/cats/mat.png)
Mathematics, 24.05.2021 09:00
![question](/tpl/images/cats/mat.png)
Mathematics, 24.05.2021 09:00
![question](/tpl/images/cats/en.png)
English, 24.05.2021 09:00
![question](/tpl/images/cats/himiya.png)