What is the molar mass of Au(CN)2

249.01 g/mol

General Formulas and Concepts:

Chemistry - Atomic Structure

Explanation:

Step 1: Define

Au(CN)₂

Step 2: Identify

Molar Mass of Au - 196.97 g/mol

Molar Mass of C - 12.01 g/mol

Molar Mass of N - 14.01 g/mol

Step 3: Find MM

Molar Mass of Au(CN)₂ - 196.97 + 2(12.01) + 2(14.01) = 249.01 g/mol

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

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