A compound is a pure substance made from atoms of two or more different elements.
Indicate whether the statement is true or false
Question 2
Why do ice cubes get smaller when left in the freezer for a long time?
A) The ice cubes melt during the brief warming cycles of auto-defrost and freezer access, thus leaving the ice cubes smaller and making them stick together in clumps.
B) The water molecules of the ice sublime from the solid to gaseous phase without ever entering a liquid phase.
C) Both A and B occur.
D) Neither A nor B accurately explain why ice cubes get smaller in the freezer over time.
Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells
In 2009, historian Woody Holton described how Abigail Adams shrewdly invested in the Continental Con
A simple and easy-to-use tester can be made from a lighter plug and double banana plug that fits ...
Chemical bonds join atoms into molecules
compound