Questions from General Chemistry

Q: If the pressure on a 1.04-L sample of

If the pressure on a 1.04-L sample of gas is doubled at constant temperature, what will be the new volume of the gas?

Q: A sample of helium gas with a volume of 29.2

A sample of helium gas with a volume of 29.2 mL at 785 mm Hg is compressed at constant temperature until its volume is 15.1 mL. What will be the new pressure in the sample?

Q: The boiling points of the noble gas elements are listed below.

The boiling points of the noble gas elements are listed below. Comment on the trend in the boiling points. Why do the boiling points vary in this manner?

Q: Which simple ion would each of the following elements be expected to

Which simple ion would each of the following elements be expected to form? Which noble gas has an analogous electron configuration to each of the ions? a. bromine, Z = 35 b. cesium, Z = 55 c. phosp...

Q: For each of the following numbers of electrons, give the formula

For each of the following numbers of electrons, give the formula of a positive ion that would have that number of electrons, and write the complete electron configuration for each ion. a. 10 electron...

Q: What is the expected ground-state electron configuration for Te-

What is the expected ground-state electron configuration for Te-2?

Q: If a 375-mL sample of neon gas is heated from

If a 375-mL sample of neon gas is heated from 24 °C to 72 °C at constant pressure, what will be the volume of the sample at the higher temperature?

Q: A sample of gas has a volume of 127 mL in a

A sample of gas has a volume of 127 mL in a boiling water bath at 100 °C. Calculate the volume of the sample of gas at 10 °C intervals after the heat source is turned off and the gas sample begins to...

Q: Name the noble gas atom that has the same electron configuration as

Name the noble gas atom that has the same electron configuration as each of the ions in the following compounds. a. barium sulfide, BaS b. strontium fluoride, SrF2 c. magnesium oxide, MgO d. alumi...

Q: Atoms form ions so as to achieve electron configurations similar to those

Atoms form ions so as to achieve electron configurations similar to those of the noble gases. For the following pairs of noble gas configurations, give the formulas of two simple ionic compounds that...