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For the reaction of hydrogen: H2(g) ⇌ 2H(g)    Kc = 1.1 Which reaction mixture(s) would proceed towards the products to reestablish equilibrium?  

Which combination will result in a precipitate forming?

Which microscopic representation best represents a homogeneous mixture?

The correct name of the compound NCl3 is _____.

For the decomposition of mercury(II) oxide, HgO, to mercury and oxygen: 2HgO(s) → 2Hg(l) + O2(g)               What is the standard change in entropy for this reaction? So / J∙mol–1∙K–1 HgO(s) 70.29 Hg(l) 76.02 O2(g) 205.14  

When this equation is balanced with the smallest set of whole numbers, what is the coefficient for N2H4? ___N2H4(g) + ___N2O4(g) → ___N2(g) + ___H2O(g)

For the reaction: H2(g) + C2H4(g) → C2H6(g) a series of experiments were conducted as shown in the table. If the rate law was found to be rate = k[H2][C2H4], what is the missing initial rate (marked with the “?” in the table)? Initial rate / M·s–1 [H2]0 / M [C2H4]0 / M 0.0148 0.125 0.125 0.0301 0.250 0.125     ? 0.250 0.250  

For the reaction of: CH3NC(g) ⇌ CH3CN(g)   Kc = 11 What is the equilibrium concentration of CH3CN if the flask initially contains only 0.56 M CH3CN?

Give the correct name for FePO4.

A Bohr model of an atom of hydrogen is shown in the figure. Which transition(s) depicted by arrows result in energy emission, found as a line in the atomic emission spectrum?