Answer
Long live Pop smoke
Explanation
10 km/h
Because if you take 35 and multiply it by 2, and take 0.5 and multiply it by 2, you get 70 kilometers in 1 hour. Therefore, 70-60 is 10 km/h
2CH4+O2-> 2CH3OH
A combustion reaction involves only hydrogen, carbon, and oxygen where O2 is always a reactant. So, the only one possible is the one stated above.
This is a black screen. there’s no picture.
Answer:the first column has one valance electron the second has 2 and so on.
The only exception is helium that has 2.
Explanation: