8.12_Indigo Dye Day 1
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Last updated over 4 years ago
9 questions
1
Do Now: Why can't I do this lab on my own, without a parent at home?
Do Now: Why can't I do this lab on my own, without a parent at home?
1
What are the three dry (powdered) ingredients for this lab? Check all that apply
What are the three dry (powdered) ingredients for this lab? Check all that apply
1
What is the purpose of the marbles in solution?
What is the purpose of the marbles in solution?
1
What is the purpose of heating the water?
What is the purpose of heating the water?
1
What makes calcium hydroxide a strong base?
What makes calcium hydroxide a strong base?
1
What is the difference between being soluble and insoluble?
What is the difference between being soluble and insoluble?
1
How many times more alkaline (basic) is a 10 pH solution than a 7 pH?
How many times more alkaline (basic) is a 10 pH solution than a 7 pH?
1
Explain in detail why we are increasing the pH of the indigo vat.
Explain in detail why we are increasing the pH of the indigo vat.
1
Exit Ticket: What evidence will we have that the oxidation reduction reaction taking place is a chemical change?
Exit Ticket: What evidence will we have that the oxidation reduction reaction taking place is a chemical change?