CHEM 120 Week 8 Lab Practicum Review
00Lab Practical Review 18 questions 1 hour to complete the exam 14 MC 4 short answer/essay Need a total of 228 points to pass the core (Lab) Review weekly labs Read instructor comments on incorrect answers Week 1 Lab Scientific method Observation Hypothesis Experimental design Results Theory Independent variable – cause – Amount of water given to plants Dependent variable - effect – growth of plants Theory – Explains why you got the results. Water helps plants grow because water is needed for metabolism which is cellular Observation Hypothesis Experiment Results Theory Predictive Did the results not support the hypothesis? 00growth. Can be challenged in the future 00Week 1 Lab Protons - +1 charge – nucleus Neutrons – No charge – nucleus Electrons - -1 charge – outside nucleus Atomic number – number of protons Mass number– include protons and neutrons In a neutral element, the number of e
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