Calculate the rate of diffusion of HCl gas from the data you have for distance travelled and time.

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

Sugar is dissolved in water. which is the solute? sugar neither both water

Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?