Which of the following is a combustion reaction?
a. c3h8 (g) + 5o2 (g) → 3co2 (g) + 4h2o (g)<...
![subject](/tpl/images/cats/fizika.png)
Physics, 01.09.2019 23:20 kparker7543
Which of the following is a combustion reaction?
a. c3h8 (g) + 5o2 (g) → 3co2 (g) + 4h2o (g)
b. 2so3 (g) → 2so2 (g) + o2 (g)
c. 2na (s) + cl2 (g) → 2nacl (s)
d. 2kclo3 (s) → 2kcl (s) + 3o3 (g)
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 20:30
Water at room temperature of 20.0°c is poured into an aluminum cylinder which has graduation markings etched on the inside. the reading in the graduations is 300.0 cc. the cylinder with the water in it is then immersed in a constant temperature bath at a temperature of 100°c. what is the reading for the level of water on the graduations of the cylinder after the water and the cylinder reach thermal equilibrium with the bath? the volume coefficient of expansion of water is 2.07 x 10^-4 k-1, and the linear coefficient of expansion of aluminum is 23.0 x 10^-6 k-1. a) 305.0 cc b) 304.0 cc c) 303.5 cc d) 303.3 cc e) 304.5 cc
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 18:00
According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 18:30
Energy can be transformed from one form to another. the diagram shows one such process. which energy transformation is represented in the diagram? nuclear to thermal and radiant nuclear to electrical and chemical chemical to nuclear and radiant chemical to electrical and nuclear
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 23:30
The diagram shows a wave. the quantity shown is the amplitude. this quantity is directly proportional to which of these other quantities? a) energy b) frequency c) period d) wavelength
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 25.11.2021 05:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Medicine, 25.11.2021 05:40
![question](/tpl/images/cats/mat.png)
Mathematics, 25.11.2021 05:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.11.2021 05:40
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.11.2021 05:40
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 25.11.2021 05:40
![question](/tpl/images/cats/mat.png)
Mathematics, 25.11.2021 05:40
![question](/tpl/images/cats/himiya.png)
Chemistry, 25.11.2021 05:40