All of the following are part of the digestive system except the
select one of the options below as your
a. stomach
b. esophagus
c. intestines
d. heart

It takes 945.kj/mol to break a nitrogen-nitrogen triple bond. calculate the maximum wavelength of light for which a nitrogen-nitrogen triple bond could be broken by absorbing a single photon.

What is the formula that this ionic compounds could form sr2+p3-o2-

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?