Heat is released when h2 gas and o2 gas react to form h2o. why?
a. breaking the h–h bond in h2 gas releases heat.
b. breaking the o–o bond in o2 gas releases heat.
c. forming the h–o bonds in h2o releases heat.
d. both a and b are responsible for heat being released in the reaction.
i guessed d

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

What is the solubility of substance?

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘