A sample of chlorine gas contracts from 550 mL to 376 mL when it is cooled from 63 °C to 12 °C. If the initial pressure of the chlorine was 725 torr, what is the final pressure of the chlorine?

Chlorine is used by textile manufacturers to bleach cloth. excess chlorine is destroyed by its reaction with sodium thiosulfate, na 2 s 2 o 3 : na 2 s 2 o 3 (aq) + 4cl 2g) + 5h 2 o (ako)  2 nahso4 (aq) + 8hcl (aq) a.

What type of reactions are referred to as electron transfer reactions? g?

What is the name of Ca (NO3) 2

What is the name of the outermost layer that forms a boundary around the outside of each cell

At a certain temperature, the equilibrium constant, kc, for this reaction is 53.3. h2 (g) + i2 (g) â½âââ2hi (g) kc=53.3 at this temperature, 0.700 mol of h2 and 0.700 mol of i2 were placed in a 1.00-l container to react.

Identify any solutes and solvents present in a mixture of 0.05 mol ethanol, 1 liter water, and 0.2 g hydrogen peroxide.

Suppose the mass of a dog is 90 pounds. If 1 kilogram is equal to 2.2 pounds, what is the mass of the dog in kilograms?

How many molecules of sulfur trioxide are in 78.0 grams? (A) 7.33 x 10^23 (B) 5.87 x 10^23 (C) 3.76 x 10^27 (D) 0.974 (E) none of the above

How many different elements have scientists discovered? 12, 112, 118, or more than 500?

What is the total mass of Kr-42 remaining in a 20-mg sample after 48.8 hours? (1) 2.5 mg (2) 5.0 mg (3) 10 mg 4) 20 mg