Which description best characteristic the motion of particles in a solid?

Slow but able to move past one another

Fast and widely spaced

Not moving

Vibrating around fixed position

The molecular formula of butane is C4H10. It is obtained from petroleum and is used commonly in LPG (Liquefied Petroleum Gas) cylinders (a common source of cooking gas). It has two arrangements of carbon atoms: a straight chain and a branched chain.

What is the best description of a heterotroph? A) an organism that must "eat" food for energy B) cells that have nuclei C) a single-celled organism

What contains paired statements that can be used to identify orgainisms

Refraction occurs when the speed of light changes as it travels between mediums. T F

A gas has v = 4.0L, T = 27 degree C and P=2.0 atm. What is the V if T=327 degree C and P=8.0 atm? A 1.0 L B 4.0 L C 3.0 L D 2.0 L E 5.0 L

A solution is made by dissolving 25.20 g of aluminum acetate in 185.0 mL of water. What is the concentration of acetate ions?

Which best describes how sediment forms? erosion breaks down rock and other material molten rock cools above earths surface loose material is cemented by pressure chemical changes cause sediment to compact together

How will you know whether a solution is saturated or supersaturated?

What is the number of moles of 27.6g of lithium?

Air is transferred from a 75 L tank where the pressure is 125 psi and the temperture is 288 k to a tire with a volume of 6.1 L and a pressure of 25 psi. What is the new temperture.