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Use the following balanced equation for the problem below: 2HCl + Na2CO3 = 2NaCl + CO2 + H2O If 35.0 gm of Na2CO3 is reacted with 18.0 gm of HCl, how many grams of CO2 are produced?
A 732g sample of water was cooled from 60.0°C to 25.3°C. How much heat was lost? Would this process be considered endothermic or ectodermic if the water is the system
Based on the Hume-Rothery Rules, speculate on the possible driving forces behind the tendency for ordering in this system.
Derive the relationship that the effective rate constant of the reaction K is the same as (d[P]/dT)/([A][B]) takes the form k= k2 exp(-deltaG/RT) Where deltaG(these deltaG are with double dagger )is the standard free energy difference between the ..
Calculate the pH of a solution when 0.200 moles of solid NaOH is added to 2.00 liter of 0.250 M HCl. Assume no change in volume.
An experiment produces 15.0 grams of hydrogen for every 71.0 grams of oxygen used. How many grams of oxygen will you need to produce 6.0 g of hydrogen
Barium chromate dissolved upon treatment with nitric acid forming an orange solution. Write a net ionic equation to represent the overall reaction that occurs.
Calculate the value of Delta S in heating 3.5 moles of a monatomic ideal gas
525mL of 1.50M NaCl is added to a beaker containing 378mL of 2.22M AgNO3, resulting in the formation of AgCl precipitate.
In making the 3,5-dinitrobenzoate ester derivative, what compounds could be present besides the ester? Indicate any step in the procedure that is intended to remove a possible impurity.
In terms of intermolecular foraces, why is there a relationsship between average boiling points and molecular weights?
A 3.140 molal solution of NaCl is prepared. How many grams of NaCl are present in a sample containing 2.678 kg of water?
We wish to lower the freezing point of the water in an automobile radiator to -40 C. The total mass of water present is 12.0kg. For which one for the following compounds would we have to use the greatest mass of solute to achieve this
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