Given the following thermochemical equation calculate the
Given the following thermochemical equation, calculate the heat (in kJ) involved in decomposing 18.0 g of water to give one mole of (g). 2H2 + O2 ---> 2H2O change in heat is -571.6 Kilojoules a. 286 b. 572 c. 1143 d. -572 e. -286
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The vending machine sells soda for $1.50 per bottle. The machine also accepts D($1 bills) and Q(quarters= $.25). When the sum of money is greater than $1.50, i.e. two $1 bills, the machine returns change in the coin return (two quarters).
What is the enthalpy change associated with the formation of 0.58 mol H2O in the following reaction? CH4 + 2O2 ---> CO2 + 2H2O change in heat is 890.3 Kilojoules a. 516 b. 258 c. -1530 d. -258 e. -516
n = 3.60 mol of Hydrogen gas is initially at T = 340 K temperature and pi = 3.32×105 Pa pressure, How much entropy did the gas emit
A 100Ω load needs 10mA to operate correctly. Design a practical power source to provide the needed current. The smallest source resistance you can practically design for is 50Ω, but you can add any other series resistance if you need t
A practical source delivers 50mA to a 300Ω load. The source delivers 12V to a 120Ω load. Find the maximum power available from the source.
A spring is hung from the ceiling. A 0.600-kg block is then attached to the free end of the spring. Find the angular frequency of the block's vibrations
Conduct a SWOT analysis of your small business to assess the Strengths and Weaknesses of your firm in relation to these retailers. Also assess the Opportunities and Threats
A string trimmer is a tool for cutting grass and weeds; it utilizes a length of nylon "string" that rotates about an axis perpendicular to one end of the string. What is the length of the rotating string in meters
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