Which cation (positive ion) has the smallest radius?

At a certain temperature the rate of this reaction is first order in HI with a rate constant of : 7.21s-1 2HI (g) â H2 (g) + I2 (g) Suppose a vessel contains HI at a concentration of 0.440M Calculate the concentration of HI in the vessel 0.

What are the products in a chemical reaction

31 Which notations represent different isotopes of the element sodium? (1) 32S and 34S (3) Na + and Nao (2) S2 - and S6 + (4) 22Na and 23Na

A breathing mixture used by deep-sea divers contains helium, oxygen, and carbon dioxide. What is the partial pressure of oxygen at 101.4kPa if P (He) = 68.7kPa and P (CO2) = 1.4kPa?

An equimolar mixture of N2 (g) and Ar (g) is kept inside a rigid container at a constant temperature of 300 K. The initial partial pressure of Ar in the mixture is 0.75atm.

What is CO2 nomenclature

Salt form by hno3 + ba (oh) 2

Which of the following choices will an atom of nitrogen (N) be most likely to bond with? A. 2 calcium (Ca) atoms B. 1 hydrogen (H) atom C. 3 lithium (Li) atoms D. 2 carbon (C) atoms

Explain why the lattice energy and the energy of crystallization of a substance differ in sign but are equal in magnitude.

barium chloride (Ba (CIO3) 2) breaks down to form barium chloride and oxygen. what is the balanced equation for this equation?