Do Page 884, sections 19-2 and 19-3, problems 8-19.
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For each of the weak acids listed below:
Write the balanced equilibrium reaction equation for the weak acid dissociating in water; include charges on ions and physical states of all species.
Label the reactants and products as ACID, BASE, CONJUGATE ACID, AND CONJUGATE BASE;
Write the ionization constant (Ka) expression; look up the Ka value in a table (search online).
Circle the donated proton on the acid and draw an arrow to show where it goes.
Do this for: HClO; HF; HCOOH; HCN.
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GO to page 578 in textbook. From the Ksp table, select: One 2-ion salt; one 3-ion salt; one 4-ion salt; and one 5-ion salt. DO NOT select ones we already did in class. Then:
Write the balanced reaction equation for the dissolving of the solid salt in water;
Write the Ksp expression for the reaction;
Make a RICE table and, using "s" to represent the molar solubility of the salt, write the Ksp expression in terms of "s" and solve for "s";
Give the molar concentrations of the cation and the anion at equilibrium.
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Print and complete the worksheet below. SHOW ALL WORK!
DO the following problems in your book: Pg 881 (Ch. 16) #7,8 (you will need values from table 16-6 on page 502); pg 882 top # 13-16
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DO the following problems on page 881 (Ch. 16): #1-6 & 9. You will need the table of specific heat values on page 492.
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Do the following problems in your textbook; you will need the table of Heats of Formation on page 921 of the book as well. Pg. 525 # 89 (a-e); pg. 882 (TOP) #11, 12
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Print the attached study guide and bring it to class on Friday to complete in class. TEST on Ch. 15 MONDAY!
Homework packets due TODAY (FRIDAY)! rubric attached.
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Complete the following Gas Law problems: Pg. 879 # 1-7
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Periods 3 & 4: PRINT the attached worksheet (Mole Ratios) and bring to class on Friday to work on in class. Do not do it at home! Period 6: Do problems 1-7, Ch. 12, on pages 877-878.
For Periods 3 and 4: Do problems 1-7, Ch. 12, on pages 877-878. Period 6 will do these for homework tomorrow.
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Rice Krispies Treats Lab! Print the attached lab procedure and also bring one large non-stick frying pan per lab group! If you have special dietary restrictions (vegetarian/vegan, Halal, or kosher) Please bring your own marshmallows.