Which reaction has a positive δs°? question 6 options: a. o2(g) + 2h2(g) → 2h2o(l) b. 2n2h4(g) → 2nh3(g) + h2(g) c. 2no(g) → n2o2(g) d. n2(g) + 3h2(g) → 2nh3(g)?

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

Answer explain why it is not possible to deduce a complete order of reactivity.