How do you calculate the atomic mass number?

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Write an expression for the equilibrium constant of each chemical equation: a. SbCl5 (g) SbCl5 (g) + Cl2 (g) b. 2 BrNO (g) 2 NO (g) + Br2 (g) c. CH4 (g) + 2 H2S (g) CS2 (g) + 4 H2 (g) d. 2 CO (g) + O2 (g) 2 CO2 (g)

A reaction is first order with respect to reactant X and second order with respect to reactant Y. Which statement describes the rate law for this reaction? a-rate = k[X][Y] b-rate = k[X]2[Y] c-rate = k[X][Y]2 d-rate = k[X]2[Y]2 e-rate = k[Y]

What is the volume percent of a solution prepared by adding enough water to 200. mL of acetone to make a total volume of 1.60L?

Helium, neon, and argon are examples of A) metals B) metalloids C) noble gases D) transitional metals

Which equation obeys the law of conservation of mass? A. 2Fe+3O2 - -> 2Fe2O3 B. 4Fe+O2--> 2Fe2O3 C. Fe+O2--> Fe2O2 D. 4Fe+3O2--> 2Fe2O3

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In which of the following reactions will Kc = Kp? In which of the following reactions will Kc = Kp? (A) SO3 (g) + NO (g) ↔ SO2 (g) + NO2 (g) (B) 2 N2 (g) + O2 (g) ↔ 2 N2O (g) (C) 4 NH3 (g) + 3 O2 (g) ↔ 2 N2 (g) + 6 H2O (g) (D) 2 SO2 (g) + O2 (g) ↔ 2

Which tool is most suitable for a chemist to measure the mass of a liquid

What is the equation adheres to the law of conservation of matter