ANSWER Which of the following atoms has an average mass that is about 4 times the
amount of protons that Carbon has?
O Titanium
O Chromium
O Neon
O Magnesium

"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"

space exploration has led to the development and technological improvement of many everyday items. (if this answer is wrong i will find the right answer) : )