CK-12-Chemistry Intermediate

http://www.ck12.org Chapter 11. Chemical Reactions explains the law of conservation of mass and the process of balancing an equa ...

http://www.ck12.org Chapter 17. Thermochemistry We can calculate the amount of heat released in kilojoules when a 400. calorie h ...

11.1. Chemical Equations http://www.ck12.org The nitrate ions and the chlorine atoms are unbalanced. Start by placing a 2 in fro ...

17.1. Heat Flow http://www.ck12.org FIGURE 17.4 This power plant in West Virginia, like many others, is located next to a large ...

http://www.ck12.org Chapter 11. Chemical Reactions CH 4 (g) + O 2 (g)→CO 2 (g) + 2H 2 O(l) Now count the total number of oxygen ...

http://www.ck12.org Chapter 17. Thermochemistry Practice Problems How much heat is required to raise the temperature of 13.7 g ...

11.1. Chemical Equations http://www.ck12.org c. 4(NH 4 ) 2 SO 4 d. 2CH 3 COOH e. 3Fe(NO 3 ) 3 f. 2K 3 PO 4 The skeleton equatio ...

17.1. Heat Flow http://www.ck12.org a. boiling water b. running a race c. burning paper d. water freezing Problems Make the fol ...

http://www.ck12.org Chapter 11. Chemical Reactions What is a combustion reaction? ...

http://www.ck12.org Chapter 17. Thermochemistry 17.2 Thermochemical Equations Lesson Objectives Define enthalpy, and know the c ...

11.2 Types of Chemical Reactions 11.2 Types of Chemical Reactions Lesson Objectives Define and give general equations for combi ...

17.2. Thermochemical Equations http://www.ck12.org Calorimetry Calorimetryis the measurement of the transfer of heat into or out ...

http://www.ck12.org Chapter 11. Chemical Reactions One combination reaction is two elements combining to form a compound. Solid ...

http://www.ck12.org Chapter 17. Thermochemistry (∆H) in kJ for this reaction. Assume the densities of the solutions are 1.00 g/m ...

11.2. Types of Chemical Reactions http://www.ck12.org 4K(s) + O 2 (g)→2K 2 O(s) Step 3: Think about your result. The formulas ar ...

17.2. Thermochemical Equations http://www.ck12.org FIGURE 17.6 (A) As reactants are converted to prod- ucts in an exothermic rea ...

http://www.ck12.org Chapter 11. Chemical Reactions AB→A+B Most decomposition reactions require an input of energy in the form of ...

http://www.ck12.org Chapter 17. Thermochemistry Known mass of SO 2 = 58.0 g molar mass of SO 2 = 64.07 g/mol ∆H =−198 kJ for th ...

11.2. Types of Chemical Reactions http://www.ck12.org Step 3: Think about your result. The products are elements and the equatio ...

17.2. Thermochemical Equations http://www.ck12.org Why is a foam cup used as a calorimeter rather than a glass beaker? What are ...