Part A

Methanol is combusted to provide heat. The equation and the enthalpy change for the process are shown below.

$C{H}_{3}OH(l)+1\mathrm{.}5O_2(g)C{O}_2(g)2^{}{H}_{2}O(l)H=-715kJ$

Below is a list of sentences that describe a chemical process. Choose all of the sentences that apply to the above reaction.

Check all that apply.

View Available Hint$($s$)$

This process is exothermic.

The enthalpy change for $2C{H}_{3}OH(l)+3O_2(g)2C{O}_2(g)+4H_{2}O(l)$ is $715kJ$

The enthalpy change for $2C{H}_{3}OH(l)+3O_2(g)2C{O}_2(g)+4H_{2}O(l)$ is $-1,430kJ$

The enthalpy change for $2C{H}_{3}OH(g)+3O_2(g)2C{O}_2(g)+4H_{2}O(l)$ is $-715kJ$

The enthalpy change for $2C{H}_{3}OH(l)+3O_2(g)2C{O}_2(g)+4H_{2}O(l)$ is $1,430kJ$

This chemical process transfers heat from the system to the surroundings.

This process is endothermic.

This chemical process transfers heat from the surroundings to the system.