https://peda.net/id/1ddb48dec54 2018-10-01T10:10:45+03:00 https://peda.net/:static/548/peda.net.logo.bg.svg <div class="license">Tämän sivun lisenssi <a rel="license noopener" href="https://peda.net/info" target="_blank">Peda.net-yleislisenssi</a></div> https://peda.net/id/002cd1f8c54 2018-10-01T10:17:05+03:00 <b>VÄLINEET:<br/> </b> <ul> <li><span>Mg-nauhaa</span></li> <li><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span><span>K</span><span>aasupoltin + tulitikut</span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span></li> </ul> <ul> <li><!--filtered attribute: data-aria-level="1"--><!--filtered attribute: data-aria-posinset="1"--><!--filtered attribute: data-listid="1"--><!--filtered attribute: data-font="Symbol"--><!--filtered attribute: data-leveltext=""--><span><span>U</span></span><span><span>pokaspihdit</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span></li> <li><!--filtered attribute: data-aria-level="1"--><!--filtered attribute: data-aria-posinset="2"--><!--filtered attribute: data-listid="1"--><!--filtered attribute: data-font="Symbol"--><!--filtered attribute: data-leveltext=""--><span><span>K</span></span><span><span>eitinlasi</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span></li> <li><!--filtered attribute: data-aria-level="1"--><!--filtered attribute: data-aria-posinset="3"--><!--filtered attribute: data-listid="1"--><!--filtered attribute: data-font="Symbol"--><!--filtered attribute: data-leveltext=""--><span><span>T</span></span><span><span>akki + lasit</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span></li> </ul> <p><br/> <b>TYÖOHJE:</b><br/> <span><span>Sytytä Mg-nauha palamaan kaasupolttimen liekissä. Pidä palava nauha keitinlasin päällä. </span></span><b><span><span>Vältä liekin katsomista!</span></span></b><b></b></p> <p><b><span><span><br/> MIETI:</span></span></b><span><!--filtered attribute: data-ccp-props="{"201341983":0,"335559685":360,"335559739":160,"335559740":259}"--> <br/> 1. </span><span><span>Miten palanut aine eli palamistuote eroaa ulkonäöltään alkuperäisestä?</span></span></p> <span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"-->2. </span><span><span>Minkä aineen kanssa magnesium reagoi?</span></span><br/> <span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"-->3. </span><span><span>Mitä ainetta palamistuote on?</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> <br/> 4. </span><span><span>Reaktioyhtälö?</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> <br/> 5. </span><span><span>Vapautuuko vai sitoutuuko </span></span><span><span>reaktiossa energiaa? Mistä sen tietää?</span></span> 2018-10-01T10:17:05+03:00 https://peda.net/id/67f0a3e6c54 2018-10-01T10:19:59+03:00 <span><b>VÄLINEET:</b><br/> </span> <ul> <li><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span><span><span>Etikkahappoa</span></span></li> </ul> <ul> <li><!--filtered attribute: data-aria-level="1"--><!--filtered attribute: data-aria-posinset="1"--><!--filtered attribute: data-listid="4"--><!--filtered attribute: data-font="Symbol"--><!--filtered attribute: data-leveltext=""--><span><span>NaHCO</span></span><span><span><!--filtered attribute: data-fontsize="14"-->3</span></span><span><span> (sooda)</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span></li> <li><!--filtered attribute: data-aria-level="1"--><!--filtered attribute: data-aria-posinset="2"--><!--filtered attribute: data-listid="4"--><!--filtered attribute: data-font="Symbol"--><!--filtered attribute: data-leveltext=""--><span><span>K</span></span><span><span>eittopullo (100 ml)</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span></li> <li><!--filtered attribute: data-aria-level="1"--><!--filtered attribute: data-aria-posinset="3"--><!--filtered attribute: data-listid="4"--><!--filtered attribute: data-font="Symbol"--><!--filtered attribute: data-leveltext=""--><span><span>L</span></span><span><span>asit + takki</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> </span></li> </ul> <p><span><!--filtered attribute: data-ccp-props="{"201341983":0,"335559685":360,"335559739":160,"335559740":259}"--> <br/> <b>TYÖOHJE:<br/> </b>1.<b> </b></span><span><span>Mittaa 100 ml:n keittopulloon lusikallinen </span></span><span><span>NaHCO</span></span><span><span><!--filtered attribute: data-fontsize="14"-->3</span></span> <span><span>eli soodaa.</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> <br/> 2. </span><span><span>Lisää hieman etikkaa.</span></span><span><!--filtered attribute: data-ccp-props="{"134233279":true,"201341983":0,"335559739":160,"335559740":259}"--> <br/> 3. </span><span><span>Tunnustele pullon ulkopuolelta lämpötilaa. Vapautuuko vai sitoutuuko reaktiossa energiaa?</span></span></p> 2018-10-01T10:19:59+03:00