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ΔH = 0 is a(n) _____________ process.
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- Differentiate between carnot heat engine and refrigerator.Help ce/acellus_engine.html?ClassID=1246112631# ew Student Orie. Using the data below, calculate the enthalpy for the oxidation of magnetite to hematite. 2FE3 O4(s) + O2(g) → 3FE2O3(s) Compound AH, (kJ/mol) f Fe,0,(s) -1118.4 0,(8) 0.0 Fe,0,(s) -824.2 AHn = [ ? ] kJ Enter either a + or - sign AND the magnitude. rxn Enthalpy (kJ) EnterQUESTIONS FOR RESEARCH 1. Discuss the nature (organic, acids, bases, heavy metals) of AgNO3, NaOH, CH₂COOH, CH3CH₂OH and heat. COME |||₁
- 4 of 1 14 15 Which of these nonrenewable resources does not use a turbine for generating electricity? O solar wind O tides hydroelectric డెంThe internal energy can be increased by ________. (a) transferring heat from the surroundings to the system (b) transferring heat from the system to the surroundings (c) doing work on the systemThe answers are not -33 kJ, -112 kJ, -303 kJ
- (100g)(4.184J/g K)(t-22)=(275g)(0.444J/g K)(t-100) What is the step by step solution to this problem?_engine.html?ClassID=D1087757335# Caculate the standard enthalpy for the following reaction conducted at 25°C: MgCl2(s) + 2Na(s) → 2NACI(s) + Mg(s) MgCl2(s) -641.8 kJ/mol NaCl -411.0 kJ/mol AH (kJ/mol) Enter(i) Explain any 4 disadvantages of Non-Renewable energy sources. (ii)Explain any 2 advantages of Non-conventional energy sources. (
- 1. Which of the following is the enthalpy change of the following reaction under standard conditions? (Use the table provided) a.-21 kJ/molb.+21 kJ/molc.-171 kJ/mold. +171 kJ/molDuring a(n)___________ process, the system gains energy from the surroundings. Group of answer choices endothermic. exothermic. thermodynamic. thermochemical. physical.d) Carnot heat engine and refrigerator