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Which of the following is a pure substance? Pure gold, pure milk, pure water, pure seawater, pure sand. And how do you know?
 2 years ago
 2 years ago
need_help! Group Title
Which of the following is a pure substance? Pure gold, pure milk, pure water, pure seawater, pure sand. And how do you know?
 2 years ago
 2 years ago

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Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Well, rule some out. Which ones do you know aren't? That is, if you do know any of them aren't.
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Hello?
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
Well sand is obviously not..right?
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
It's fine, and no it isn't. Anything else?
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
What do they mean by pure substance here?
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
I mean like how can I know?
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
What they mean by Pure substance, is something that can't be split into different things. An example is..dw:1350413254215:dw The tree, it has leafs, wood, and so on.
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
Oh wait! I read something about pure substance that it may be compound or element
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Mhmm.
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
http://chemistry.about.com/od/moleculescompounds/f/WhatIsAPureSubstance.htm
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
This is confusing >.<
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Well.. Let me think of how to put it.
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
They're all pure except one?
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Lets say, you have milk, alright? If you add cereal to it, it's no longer just milk. You're turning adding onto it. A pure substance is something that is only of one thing. Like..Say you have oxygen. Oxygen isn't a mixture of gasses, it's simply Oxygen. Nothing else but. That's a pure substance.
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
No, No. All of them aren't pure, besides one.
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
Gold isn't pure?
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
water isn't pure?
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
sand isn't pure?
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Well.
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
Okay lets take your example you can add hydrogen to oxygen and it's no longer just oxygen.. right?
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Water isn't pure, it has other things in it such as sand and chlorine. Minerals, all in all.
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
And, yes.
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
But, what is gold?
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
Ahhh! I get it! I think So pure means that it's only like one thing or element that can't be broken down more
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
Gold is an element.. so it's pure?
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Yes. ^^"
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Gold is only gold.
 2 years ago

need_help! Group TitleBest ResponseYou've already chosen the best response.0
Yay! Thanksss LOOAADSSSSSSS :D
 2 years ago

Burningitdown Group TitleBest ResponseYou've already chosen the best response.1
Course. ^^"
 2 years ago
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