17 PO2(b) P6 Learner-led practical work. Tutor observation of Practical skills and Demonstrate Follow a standard procedure for Each learner to complete a risk assessment / practical techniques health and safety applied colorimetric analysis using solution request form before starting practical work. experimental dilutions by: Learner-led practical work for chosen colorimetric Tutor observation of risk Calculations techniques recording all data and measurements analysis. assessments / request chemistry: producing a calibration curve Follow given procedures to obtain correct data, form colorimetric determining the unknown concentration record all data and measurements. analysis Learners adhere to risk assessment and request Correct results form. Record results and carry out calculations. Correct calibration P10 Prepare the serial dilutions, within an appropriate curve In using experimental techniques: using the website below to give accurate and PO4 safely use a range of practical reproducible results. Work out calibration curve Understand equipment and materials and determine the unknown concentration, safety procedure identify hazards preferably using absorbance rather than and risk produce risk assessments for one applied transmission (P6). assessment when experimental technique from each of Learners to start writing up their experimental undertaking biology, chemistry and physics report from their notes. scientific practical work - procedure followed with Stretch and challenge no tutor help, accurate risk assessment, and results are clear, sufficient, reproducible / accurate, and correct units used. Specification Week Key learning objectives Learning activities and resources Plenary Skills reference
17 PO2(b) Demonstrate applied experimental techniques chemistry: colorimetric analysis PO4 Understand safety procedure and risk assessment when undertaking scientific practical work P6 Follow a standard procedure for colorimetric analysis using solution dilutions by: recording all data and measurements producing a calibration curve determining the unknown concentration P10 In using experimental techniques: safely use a range of practical equipment and materials identify hazards produce risk assessments for one applied experimental technique from each of biology, chemistry and physics Learner-led practical work. Each learner to complete a risk assessment / request form before starting practical work. Learner-led practical work for chosen colorimetric analysis. Follow given procedures to obtain correct data, record all data and measurements. Learners adhere to risk assessment and request form. Record results and carry out calculations. Prepare the serial dilutions, within an appropriate using the website below to give accurate and reproducible results. Work out calibration curve and determine the unknown concentration, preferably using absorbance rather than transmission (P6). Learners to start writing up their experimental report from their notes. Stretch and challenge - procedure followed with no tutor help, accurate risk assessment, and results are clear, sufficient, reproducible / accurate, and correct units used. Tutor observation of practical techniques Tutor observation of risk assessments / request form Correct results Correct calibration curve Practical skills and health and safety Calculations Week Specification reference Key learning objectives Learning activities and resources Plenary Skills