neurotoxins
Half-Life is the time taken for the radioactiverty of a source to half. For example Americium-241 (commonley used in smoke alarms) has a Half-Life of 432 Hope this helps Dynofly :-D
Never Apologise Never Explain was created in 2004-06.
To fully explain radioactive decay you need quantum mechanics.
Whitman
I will explain him or her like this:nirvana is the place where people can't be reborn again and nirvana is the place where there is no sadness only forever happiness
You seem to have missed some info there sunshine. What organism? What predator? What colour ringtail lemur?
it has dissolved substances in it
Think of a deer: it is a predator (eater) of grasses and grains. But it can be eaten by other predators such as humans or wolves.
Chemistry explain the chemical composition and structure of materials, the interaction of substances and produce new materials.
Gases are substances with very weak bonds between molecules.
This happens when when a defensive player runs across the line of scrimmage before the ball is snapped. The offensive line can not flinch to make the defensive player run offsides.
Room 15 Rocks
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I think that a chemical equation tells a chemist that substances you start with and substances you end with
Polar substances dissolve other polar substances, and nonpolar substances dissolve other nonpolar substances. A polar substance cannot dissolve a polar substance and a nonpolar substance cannot dissolve a polar substance.
Cytoplasm is an extremely complicate mixture of biochemical substances.
Answers cannot complete your homework for you, sorry. But you can follow the link, below, to learn more about pure substances vs mixtures.