complete the following steps:
1 add water to empty dish
2 add one crystal to dish with water using tweezers
3 wait 15 minutes
4 measure the diffusion spot diameter. record in lab data
5 calculate average diffusion rate from time zero in mm/h. record in lab data

Question

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "blank_filling_formatter", "explain_then_answer", "tutor", "mastery_adaptive_brevity" ], "needs_drawing": false, "concepts_used": [ "Diffusion Rate Calculation", "Diffusion Measurement" ], "new_concepts": [], "current_concepts": [ "Diffusion Rate Calculation", "Diffusion Measurement" ] } ## Read the initial crystal diameter Using the *Diffusion Measurement* knowledge point $$ d_0 = 2\text{ mm} $$ ## Calculate the average diffusion rate Using the *Diffusion Rate Calculation* knowledge point $$ \begin{aligned} &\Delta d = d_0 - 0\text{ mm} = 2\text{ mm}\ &\Delta t = 15\text{ min} = 0.25\text{ h}\ &\text{Rate} = \frac{2\text{ mm}}{0.25\text{ h}} = 8\text{ mm/h} \end{aligned} $$ ## Question 1 Measure the diffusion spot diameter. Record in Lab Data: 2 mm. Calculate average diffusion rate from time zero in mm/h. Record in Lab Data: 8 mm/h. { "subject": "Natural Science", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Natural Science", "Biology", "Diffusion Rate Calculation" ] }

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Question

Explanation:

Read the initial crystal diameter

Calculate the average diffusion rate

Answer:

Question 1