10. The wavelength of the electromagnetic radiation is 270 nm. What is the energy of the

radiation?

Describe in words a typical temperature vs time graph for the evaporation of a liquid.

Valency of Chlorine is 1. Why?

Two genres that involve practical documents.

Is it possible to start with 25g of reactants and end with 35g of products?

A 650.0 mL solution contains 125 grams of glucose (C6H12O6). If the molar mass of C6H12O6 is 180.16 g/mol, what is the molarity of this solution?

1. Consider the following reaction occurring in a closed chemical system. Assume that this reaction is at equilibrium and that in general the reaction to the right is favored.

What happens at the anode and the cathode of an electrochemical cell? Why do electrons flow from the anode to the cathode?

How many grams are in 7.8 moles of NaCl?

In a 1.0 * 10-6 M solution of Ba (OH) 2 (aq) at 25 °C, identify the relative molar amounts of these species.

Calculate the number of moles of kool aid powder needed to make 100ml of a 0.1 m solution? 0.1M=x mol C12H22O11/0.1L