Combustion of hydrogen releases 142 J/g of hydrogen reacted. How many kJ of energy are released by the combustion of 16.0 oz of hydrogen

Ais a mountain created from eruptions of lava, ash, rocks, and hot gases.

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate