C3 (Write your answers on your free response paper) Give the electron configurations in the requested formats A) As (orbital box diagram) B) Zn (Spectroscopic Notation) C) Po (Noble Gas Shorthand)
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Green light can have a wavelength of 543 nm. The energy of a…
Green light can have a wavelength of 543 nm. The energy of a photon of this light is
CH4(g) + 4Cl2(g) –> CCl4(g) + 4HCl(g), ∆H = –434 kJBased on…
CH4(g) + 4Cl2(g) –> CCl4(g) + 4HCl(g), ∆H = –434 kJBased on the above reaction, what energy change occurs when 1.2 moles of methane (CH4) reacts?
Given the equation S(s) + O2(g) –> SO2(g), ∆H = –296 kJ, wh…
Given the equation S(s) + O2(g) –> SO2(g), ∆H = –296 kJ, which of the following statement(s) is (are) true? I. The reaction is exothermic.II. When 0.500 mole sulfur is reacted, 148 kJ of energy is released.III. When 32.0 g of sulfur are burned, 2.96 x 105 J of energy is released.
Which of the following electron configurations is different…
Which of the following electron configurations is different from that expected?
The ∆H value for the reaction is -90.8 kJ. How much heat is…
The ∆H value for the reaction is -90.8 kJ. How much heat is released when 66.9 g Hg is reacted with oxygen?
For the reaction: AgI(s) + Br2(g) –> AgBr(s)…
For the reaction: AgI(s) + Br2(g) –> AgBr(s) + I2(s), ∆H° = –54.0 kJ ∆Hf° for AgBr(s) = –100.4 kJ/mol ∆Hf° for Br2(g) = +30.9 kJ/molThe value of ∆Hf° for AgI(s) is:
A 36.2 g piece of metal is heated to 81°C and dropped into a…
A 36.2 g piece of metal is heated to 81°C and dropped into a calorimeter containing 50.0 g of water (specific heat capacity of water is 4.18 J/g°C) initially at 21.7°C. The empty calorimeter has a heat capacity of 125 J/K. The final temperature of the water is 29.7°C. Ignoring significant figures, calculate the specific heat of the metal..
Consider the following processes: ∆H (kJ/mol) 3B –>…
Consider the following processes: ∆H (kJ/mol) 3B –> 2C + D –125. (1/2)A –> B 150 E + A –> D 350 Calculate ∆H for: B –> E + 2C
B1 (Show your work on your Free Response Paper for full cre…
B1 (Show your work on your Free Response Paper for full credit) At 25°C, the following heats of reaction are known: ∆H (kJ/mol) 2ClF + O2 –> Cl2O + F2O 167.4 2ClF3 + 2O2 –> Cl2O + 3F2O 341.4 2F2 + O2 –> 2F2O –43.4 At the same temperature, calculate ∆H for the reaction: ClF + F2 –> ClF3