Aggregation states
Aggregation states . Matter exists in three physical states: solid, liquid, and gas. Summary [ hide ] 1 Types of states 1 Solid 2 Liquid 3 Gaseous 2 Changes of state 3 Of interest 4 See also 5 External links 6 Sources Types …
Chemistry Study Notes
All types of Chemistry Study Notes For College And Universties
Gaseous
Gaseous. A state of aggregation of matter characterized by leaving the substance without its own format or volume. Its main composition is unbound molecules, expanded and with little attractive force, causing them …
spatula
spatula. It is an instrument which is used very frequently in daily laboratory work. Its shape is narrow, and it is used to take small amounts of chemicals in a solid state, …
Laboratory brush
The Laboratory Brush is a brush used for cleaning test tubes and glass utensils such as beakers and flasks. It is comprised of nylon, animal, or synthetic leather bristles of various diameters …
Enterotoxins
Enterotoxins : are the product of the metabolism of certain strains of cells or bacilli that have a degree of toxicity to the human body. Enterotoxins are unbranched single-chain proteins , generally composed of relatively large amounts …
Chemistry Teaching
Chemistry Teaching. Pedagogical guide that allows students to understand the essence of this science, based on certain regularities that are of vital importance. Summary [ hide ] 1 Pedagogical Process 1 Chemical reaction 2 Structural approach …
Chemical energy
Chemical energy. It is the one that occurs in chemical reactions. A cell or a battery has this type of energy Summary [ hide ] 1 Chemical reactions 1 Stored chemical energy 2 Chemical energy in food 3 Combustion 4 Chemical …