5. A 500.0-g iron bar at 212°C is placed in 2.0 L of water at 24°C. What will be the change in temperature of the water? (Assume no heat is lost to the surroundings.)

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Please answer number 5

5. A 500.0-g iron bar at 212°C is placed in 2.0 L of water at 24°C. What will be the change in
temperature of the water? (Assume no heat is lost to the surroundings.)
6. State the charge and purpose of the anode and the cathode in an electrolytic or voltaic
cell.
7. In the following unbalanced equations, identify
(a) the oxidized element and the reduced element
(b) the oxidizing agent and the reducing agent
(1) AsH3 + Ag* + H2O
(2) Cl2 + NaBr
H3ASO4 + Ag + H*
NaCl + Br2
Transcribed Image Text:5. A 500.0-g iron bar at 212°C is placed in 2.0 L of water at 24°C. What will be the change in temperature of the water? (Assume no heat is lost to the surroundings.) 6. State the charge and purpose of the anode and the cathode in an electrolytic or voltaic cell. 7. In the following unbalanced equations, identify (a) the oxidized element and the reduced element (b) the oxidizing agent and the reducing agent (1) AsH3 + Ag* + H2O (2) Cl2 + NaBr H3ASO4 + Ag + H* NaCl + Br2
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