CK-12-Chemistry Intermediate

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

http://www.ck12.org Chapter 24. Nuclear Chemistry The Band of Stability Carbon-12, with six protons and six neutrons, is a stabl ...

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

24.1. Nuclear Radiation http://www.ck12.org There are several other characteristics common to stable nuclei. For example, stable ...

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 ...

http://www.ck12.org Chapter 24. Nuclear Chemistry that undergo alpha decay, their stability is increased by the subtraction of t ...

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

24.1. Nuclear Radiation http://www.ck12.org Positron Emission Nuclei below the band of stability are unstable because their neut ...

http://www.ck12.org Chapter 17. Thermochemistry 17.3 Heat and Changes of State Lesson Objectives Describe the enthalpy change t ...

http://www.ck12.org Chapter 24. Nuclear Chemistry Lesson Summary Radioactive nuclides become more stable by emitting radiation ...

17.3. Heat and Changes of State http://www.ck12.org heat, it follows that the freezing of any substance releases heat. Themolar ...

24.1. Nuclear Radiation http://www.ck12.org a.^2010 Ne and^1710 Ne b.^9642 Mo and^9643 Tc c.^4520 Ca and^4020 Ca d.^19580 Hg and ...

http://www.ck12.org Chapter 17. Thermochemistry The mass of ice is first converted to moles. This is then multiplied by the conv ...

http://www.ck12.org Chapter 24. Nuclear Chemistry 24.2 Half-Life Lesson Objectives Define half-life as it relates to radioactiv ...

17.3. Heat and Changes of State http://www.ck12.org large separation of the particles in the gas state. The values of the heats ...

24.2. Half-Life http://www.ck12.org TABLE24.3:(continued) Number of Half-Lives Passed Percentage of Radioisotope Remaining 2 25 ...

http://www.ck12.org Chapter 17. Thermochemistry FIGURE 17.8 Heating curve of water. The process of converting ice below its melt ...

http://www.ck12.org Chapter 24. Nuclear Chemistry TABLE24.4:(continued) Nuclide Half-Life (t 12 ) Decay mode Cobalt-60 5.27 year ...

17.3. Heat and Changes of State http://www.ck12.org 2.∆H 2 = 2 .00 mol× 6 .01 kJ 1 mol = 12 .0 kJ 3.∆H 3 = 36 .04 g× 4 .18 J/g·◦ ...

24.2. Half-Life http://www.ck12.org Practice Problems The half-life of polonium-218 is 3.0 min. How much of a 0.540 mg sample w ...