Amino acids are colourless and can be separated and identified by chromatography. -glass cover
beaker
chromatography
paper
solvent
What additional apparatus is required to identify the amino acids present in a mixture?
А
a locating agent
B
a ruler
с
a ruler and a locating agent
D
neither a ruler or a locating agent

Which is a characteristic of mixtures?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Asubstance is held in an open container. its particles move past one another at random speeds but do not leave the container. heat is removed from the system, and the particles slow down. when enough heat is removed, the particles no longer have enough speed to overcome the weak attractive forces between them. when this happens, the substance enters its solid state. the process described above is known as .