chemical change


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Synonyms for chemical change

References in periodicals archive ?
One teacher responded that it was a chemical change because, according to him, Anil tears a piece of chapatti and it cannot be returned to its original shape.
by Times News Service Chemical changes happen when two or more molecules interact to form something else.
The temperature "switch" is reversible because it is based on a physical rather than chemical change.
Smelter--Device that melts or fuses (as ore), often producing an accompanying chemical change to separate the metal.
The title of Serra's installation, The Matter of Time, references many things, among them the experiential narrative visitors undergo as they weave in and out of Serra's massive curving blades, as well as the mutable processes of chemical change evident in the surface of the oxidising steel sculptures.
2) The scientific consensus is that the image is a result of a chemical change in the linen cellulose fibrils which has been produced by a thermal/chemical means.
Pauli says chemical change does take place when products are irradiated, but that the levels of toxins like benzene are so low as to be of no concern.
Later, at 1112 [degrees] F (600 [degrees] C) a chemical change starts to take place, removing the water that is part of the chemical structure of clay.
The concept of physical and chemical change is far from being the clearest and most self-explanatory concept in the world.
The aging process of rubber is logically a chemical change ultimately manifesting itself in a physical shift of mechanical properties.
Section VII: Reactivity Information - A substance is said to be reactive if it readily enters into chemical reactions and undergoes chemical change.
Another chemical change that may be taking place during the rapid weight loss program is a sudden increase in mucous secretion in the gallbladder, Mitchell Shiffman, M.
CW4: In a chemical change, new substances are formed, which may have specific properties related to their uses in everyday life.
An enzyme is a protein that acts as a catalyst for a chemical change in the body - that is, it greatly speeds up the rate at which the chemical change occurs.
It showed that when the gene promoter is altered by a chemical change called methylation, patients respond better to treatment.