Examine the equation.

ch4 + 2o2 → co2 + __h2o

in order to balance the equation, what coefficient must be placed in front of h2o?

2
4
1
3

Explanation:

Balancing the Hydrogen atoms on the right side,

Balancing the Oxygen atoms on the left side,

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

o conteúdo de calor de um sistema é igual à entalpia apenas para um sistema que é constante