How does the Criss-Cross method work?

What happen to the pressure of a confined gas at a constant temperature, when the volume is reduced by k

Na2O + HCl - > NaCl + H2O Does this equation satisfy the Law of Conservation of Matter? Why or why not? A) Yes, since there are 5 reactant atoms and 5 product atoms. Eliminate B) Yes, since there is a subscript of 2 on both sides on the equation.

In water, a strong acid will In water, a weak base will break down into its component parts. break down into its component parts.

How many moles of co2 are produced when 5.20 mol of ethane are burned in an excess of oxygen?

Column chromatography is based on the principle of

3. Which means of particle transport requires input of energy from the cell? diffusion osmosis facilitated diffusion active transport

Which best describes a spontaneous process as it relates to the second law of thermodynamics? It destroys heat. It requires work. It creates energy. It occurs naturally.

What mass (in mg) does 2.63moles of nickel have?

What does the energy hill represent on an energy diagram? A. The potential energy gained by the products when a reaction happens B. The final amount of potential energy of the products of the reaction C.

Compared to the ideal angle, you would expect the actual angle between the bromine-oxygen bonds to be