Two Solutions,250

question 70

Multiple Choice

Two solutions,250.0 mL of 1.00 M CaCl₂(aq) and 250.0 mL of 1.00 M K₂SO₄(aq) ,are added to a calorimeter with a total heat capacity,after the solutions are added,of 1.25 kJ/ °C and the temperature decreased by 2.40 °C.Determine q_rxn per mole of CaSO₄(s) formed in the reaction.

• A)+12.0 kJ/mol
• B)-12.0 kJ/mol
• C)+6.00 kJ/mol
• D)-6.00 kJ/mol

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Definitions:

Selling Prices

The amount a product is sold for, which can be influenced by market demand, cost of production, and competitive pricing.

Departmental Predetermined Overhead Rates

Rates used to allocate overhead costs to products more accurately by setting individual rates for different departments.

Machine-Hours

The total number of hours that machinery is in operation during a specific period, often used as a basis for allocating manufacturing overhead.

Markup

The amount added to the cost of goods to cover overhead and profit when determining the selling price.