Chemistry Answers

A mixture of 0.100 mol of NO, 0.050 mol of H2 and 0.10 mol of H2O is placed in a 1.0L vessel at 300 K. The following equilibrium is established: 2 NO(g) + 2 H2O(g). At equilibrium [NO] = 0.062 M. Calculate the equilibrium concentrations of a.) H2, b.) N2 and c.) H2O and d.) Kc.

At what temperature in Fahrenheit will a 830grams Carbon dioxide occupies a volume of 390L at 1900 torr?

At what temperature in Fahrenheit will a 830grams Carbon dioxide occupies a volume of 390L at 1900 torr?

The compound "A" has molecular formula C,/,, which on reacting with 1% mercuric

sulphate & sulphuric acid form compound "B". The compound "B" on reaction with

sodium hydroxide and iodine forms yellow colored precipitate "C". Identify compound

"B" & "C and write required chemical Equations.

What mass of solid Lanthanum (III) oxalate nonahydrate { La2 ( C2O4 )3 ∙ 9 H2O } can be obtained from 650 mL of 0.0170 M aqueous solution of LaCl3 by adding a stoichiometric amount of sodium oxalate ?​

What mass of solid Lanthanum (III) oxalate nonahydrate { La2 ( C2O4 )3 ∙ 9 H2O } can be obtained from 650 mL of 0.0170 M aqueous solution of LaCl3 by adding a stoichiometric amount of sodium oxalate ?​

A 1.5 g sample of helium gas has a volume of 25.0 L at -3.5 C. What is the pressure of the gas?

What is the volume of 0.034 mol of NH3 at 800 kPa and 25 C?

At what temperature will 5.00 g of CI2 exert a pressure of 900.torr at volume 750.mL?

Hydrogen gas was cooled from 15 C to -15 C. Its new volume is 75.0mL. What was its original volume?