Which of the following processes would you predict to have a positive value for ΔSºreaction?

A. 2SO2 (g) + O2 (g) → 2 SO3 (g)

B. P4O10 (s) + 6H2O (l) → 4H3PO4 (s)

C. 2POCl3 (g) → 2PCl3 (g) + O2 (g)

D. 2H2 (g) + O2 (g) → 2H2O (l)

Ifa dozen nails weighs 1 pound, how many nails are in 7.6 pounds?

Is the indicator generally added to the titrant or the analyte in a titration?

Why Xe have electronegativity?

What is Absolute Zero?

What factors of nuclear reactors cause it to be so complex? Select all that apply. A) the chain reaction must be controlled at all times B) without proper cooling the reactor will overheat C) requires multiple different types of materials for the

What do you need in order to do a stoichiometric calculation? (Choose multiple) Balanced Chemical Equation Molar masses of compounds involved The type of reaction taking place Oxidation Numbers

The correct mathematical expression for finding the molar solubility (s) of sn (oh) 2 is:

18. which bond is most polar? H--F H--Cl H--Br H--I

What kind of reaction is ca (s) + h3po4 (aq) ca3 (po4) 2 (s) + h2 (g)

In the teapot dome scandal, what did the secretary of the interior albert fall lease