What are four similarities between mixtures and molecules?

Explanation:

1. The constituents or components of a mixture and compound can easily be separated.

2. Both mixture and compound can be heterogeneous.

3. Both compound and mixture are combined in a definite ratio or in any proportion.

4. Both compound and mixture consist of two or more substances/elements.

5. Both compounds and mixtures have physical and chemical properties.

Hope it helped you.

"standard molar enthalpy:

h2o ( liquid water ) : - 285.8 kj/mole

h2o ( water vapor ) : - 241.8 kj / mole.

δhrxn = - 241. 8 - ( - 285.8 )= -241.8 + 285.8 = 44.0

answer: 44.0 kj"