Solve the following thermochemical reactions: 2 HCl + Pb PbCl₂ + H₂ H=-1861 J/mole What is the enthalpy if there was 3.86g of PbCl₂? A) -25.8J B) 10.73 x 10 ¹J -0.577 J 1.153J A

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Chapter5: Thermochemistry
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Problem 27E: The addition of 3.15 g of Ba(OH)28H2O to a solution of 1.52 g of NH4SCN in loo g of water in a...
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Solve the following thermochemical reactions:
2 HCI + Pb
PbCl₂ + H₂
H = -1861 J/mole
What is the enthalpy if there was 3.86g of PbCl₂?
A) -25.8 J
B 10.73 x 10¹1 J
C) -0.577 J
D) 1.153J
Calculate the amount of heat absorbed or released by the following substances: 0.19g of lead,
T= 93.3°C
(A) 2.3J
B) 3.21
2.3 x 10² J
D 3.2 x 10³
J
A
A
Transcribed Image Text:Solve the following thermochemical reactions: 2 HCI + Pb PbCl₂ + H₂ H = -1861 J/mole What is the enthalpy if there was 3.86g of PbCl₂? A) -25.8 J B 10.73 x 10¹1 J C) -0.577 J D) 1.153J Calculate the amount of heat absorbed or released by the following substances: 0.19g of lead, T= 93.3°C (A) 2.3J B) 3.21 2.3 x 10² J D 3.2 x 10³ J A A
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