Added: 4 years ago
From: kosasihiskandarsjah
Views: 58,696
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  • thanks it helps me...enhance my lesson..in chemistry

  • Comment removed

  • i want to

     download

  • So its that simple ahaha!

    I was imagining complicated things LOL

    Thanks~

  • Thanks so much dude:)

  • Wrong. If it gives off energy it gives of mass. Remember, E=MC²?

  • @TirianB not neccesarily, since in the example the energy release is because the zinc sulfide is a lower energy state than the zinc and sulfur alone (this has to do with valence (aka bohr) and/or nucleon shells)

  • wtf i knew this...

  • scenario...... it's summertime. you measure the mass of a glass of ice water. it weighs 128.00g. after 20minutes, all the ice has melted. you weigh the glass again, but now it weighs 132.00 grams. if law of conservation states that the mass should not change, how can you account for the increase in mass?

  • @warhead213 Condensation on the glass probably caused this minute change.

  • @NightHawkHat yup very good =D

  • @warhead213 Contamination. Either fingerprints, dust particles, condensation from moisture in the surrounding atmosphere, or the straw you added between weighings. Somehow, something had to be introduced that wasn't there before. You might have also lost a lot of altitude making the gravitational force stronger. You can also have a faulty/miscalibrated scale. I'm guessing you just wanted condensation. Did you really not know or were you asking a question to get people to think?

  • @Ripley747 i was asking it for people to think =) its condenstion

  • @warhead213 That would have been my guess. 4 grams of dust particles or fingerprints would be a lot. :-)

  • HI MS YOUNGER. ITS CHANCE FROM YOUR 4TH BLOCK EVEN CLASS.

  • i know what im doing my essay on lol

  • helped me and my science project

  • helped me in science test today fuck 8th grade im a football player not a scientist shIT!!!!

  • this doesnt do crap

  • thank you this helped me study for my science exam

  • THIS REALLY HELPED ME SO MUCH OMG !

  • this helped me :)

  • this total helped me on my home work! :-]

  • was this for kindergarteners? you can't put atoms on a scale...show a real demonstration...this was useless

  • i agree

  • wat are u a kindergartner? this is a demonstration.. wats wrong with u? u got wolf syndrome?

  • amazing

  • Thats 99.99% right.

    Not to burst your bubble but particles can appear at random all the time.

  • Never in closed studies, apart from matter-antimatter, but theoretically they're still there, but in another dimension. Otherwise, wrong.

  • no in a matter anti-matter reaction both are destroyed and released as energy. They don't go into another dimension.

  • Nice

  • Nice

  • Nice

  • great

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