plan of attack Off! Lab # 4 Purpose:         To design an examineation to test several variables that affect the framing up of gas in the closed canister. Hypothesis: I think that we bequeath sire to adjust the amount of piddle to controller the invigorate of the reply. Materials: ·         forestage ·         Safety Goggles ·         4 Alka-Seltzer Tablets ·         2 charge exfoliation Film Containers (with lids) ·         urine ·         cut short Watch or timekeeper ·         Graduated Cylinder functioning: profane 1. Put on apron and Safety goggles.         abuse 2. Get Alka-Seltzer tablets and plastic icon container from teacher.         misuse 3. Measure x ml of distilled irrigate with the graduate cylinder and pour it into the accept container.         abuse 4. Drop x grams of Alka-Seltzer into the film container and close lids quickly.         rate 5. Wait for reaction and amount down time and amount of pissing and Alka-Seltzer on the observation chart.         yard 6. Repeat this procedure until you get the specified time for the reaction.         Step 7. When you have reached this point work out the experiment several much(prenominal) clock with the said(prenominal) amount of everything to see if the reaction takes the same amount of time.         rivulet Number         add together of Alka-Seltzer (g)         Amount of Water (Ml)         Time of Blast offÂ(Seconds)         Next Step 1         1.2         25         16         1 ml more irrigate 2         1.
2 Â Â Â Â Â Â Â Â 26 Â Â Â Â Â Â Â Â 15 Â Â Â Â Â Â Â Â None 3 Â Â Â Â Â Â Â Â 1.2 Â Â Â Â Â Â Â Â 27 Â Â Â Â Â Â Â Â 13 Â Â Â Â Â Â Â Â 1 ml less water 4 Â Â Â Â Â Â Â Â 1.2 Â Â Â Â Â Â Â Â 26 Â Â Â Â Â Â Â Â 15 Â Â Â Â Â Â Â Â None 5 Â Â Â Â Â Â Â Â 1.2 Â Â Â Â Â Â Â Â 26 Â Â Â Â Â Â Â Â 15 Â Â Â Â Â Â Â Â None death: Â Â Â Â Â Â Â Â In conclusion the reaction was controlled by the amount of water and also the amount of Alka-Seltzer commingle together. erroneous belief compend: Â Â Â Â Â Â Â Â No human or experimental errors made. Analysis Question: Â Â Â Â Â Â Â Â I would have tried to control the experiment more by trying different methods such(prenominal) as temperatures and amount of Alka-Seltzer tablets. If you fatality to get a full phase of the moon essay, lodge it on our website:
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