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(A) A low-form or Griffin form beaker (B) A tall-form or Berzelius beaker (C) A flat beaker or crystallizer Philips beaker which can be swirled like a conical flask. Standard or "low-form" (A) beakers typically have a height about 1.4 times the diameter. [3]
Kimia is an Ancient Greek word and a feminine given name in Persian language. It means elixir of life , alchemy , or the philosopher’s stone . [ 1 ] In ancient Persian poetry, kimia means "rare" or "unique."
Wolffia are free-floating aquatic plants with fronds that are nearly spherical to cylindrical in shape and lack airspaces or veins. [1] [3] They do not have roots. [1]Their rarely seen flowers originate from a cavity on the upper surface of the frond, and each flower has one stamen and one pistil.
Colors of a single chemical in different solvents, under visible and UV light, showing how the chemical interacts dynamically with its solvent environmentIn addition to the generic definition offered above, there are several niche fields where the term "chemical substance" may take alternate usages that are widely accepted, some of which are outlined in the sections below.
Elodea is a genus of eight species of aquatic plants often called the waterweeds described as a genus in 1803. Classified in the frog's-bit family (Hydrocharitaceae), Elodea is native to the Americas [1] and is also widely used as aquarium vegetation and laboratory demonstrations of cellular activities.
Leaves are oval, 1–8 mm long and 0.6–5 mm broad, light green, with three (rarely five) veins and small air spaces to assist flotation. It reproduces mainly vegetatively by division. Flowers are rarely produced and measure about 1 mm in diameter, with a cup-shaped membranous scale containing a single ovule and two stamens.
An orchid kept as a houseplant on an indoor windowsill. A houseplant, sometimes known as a pot plant, potted plant, or an indoor plant, is an ornamental plant that is grown indoors. [1]
Najas minor, known as brittle naiad or brittle waternymph, [2] is an annual aquatic plant, a submersed herb.It is native to Europe, Asia and North Africa from the Netherlands to Morocco east to Japan and the Philippines, including China, Siberia, Central Asia, Iran, Turkey, Ukraine, Germany, France Italy and a host of other countries. [3]