Toxins Unit – Investigation II

Lesson 2:

Making Predictions

© 2004 Key Curriculum Press.

Unit IV • Investigation II-X

Admit Slip

Consider the following reaction:

AgNO3 (aq) + KCl (aq) KNO3(aq) + AgCl(s)

• What do you expect to observe if you carried out the reaction?

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© 2004 Key Curriculum Press.

Unit IV • Investigation II-X

The Big Question

• How do chemists predict the products of reactions and write the chemical reactions they represent?

© 2004 Key Curriculum Press.

Unit IV • Investigation II-X

You will be able to:

Use chemical reactions to predict expected real-world observations and use real-world observations to write the chemical reaction they represent.

© 2004 Key Curriculum Press.

Unit IV • Investigation II-X

Activity

Purpose: This lesson provides you with practice translating chemical equations..

(cont.)

© 2004 Key Curriculum Press.

Unit IV • Investigation II-X

Exit Slip

• Examine the following chemical reaction. Translate the equation into writing, describing what is taking place.

CaCl2 (aq) + 2 NaOH (aq) Ca(OH)2 (s) + 2 NaCl (aq)

© 2004 Key Curriculum Press.

Homework!

Complete the homework for tomorrow.

Unit IV • Investigation II-X