A gas sample has a volume of 222 mL at 55.0 °C and 100.0 kPa pressure. Find the volume at

20.0 °C and 75.5 kPa.

Aniline is produced by the hydrogenation of nitrobenzene. a small amount of cyclo-hexylamine is produced as a byproduct. the reactions are

Which type of energy is associated with the random motion of atoms and molecules in a sample of air? (1) chemical energy (2) electrical energy (3) nuclear energy (4) thermal energy

How many grams of chromium metal are plated out when a constant current of 8.00 a is passed through an aqueous solution containing cr3 + ions for 160. minutes?

1. The movement of particles from a less crowded area to a more crowded area requires a. sunlight b. energy c. a membrane d. osmosis 2. What structures allow small particles to cross cell membrane

Where are the smallest, lightest hydrocarbons captured in a distillation tower?

What larger energy does light energy come from?

Allows water to pass through easily

Which is a cause of desertification? A. farming B. creating reservoirs C. overgrazing D. driving motor vehicles

What happens when the threat of exposure to dirty air is reduced in a community? There is enough oxygen available for people's lungs to function normally The amount of indoor air pollutants released during a fossil fuel burn decreases There is a

Is chicken noodle soup an element, a compound, a homogeneous mixture, or a heterogeneous mixture?