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A piece of aluminum foil 1.00cm square and 0.550mm thick is allowed to react with bromine to form aluminum bromide.
1.)How many moles of aluminum were used? (The density of aluminum is 2.699 g/cm3.)answer=5.50*10^-3
2.)How many grams of aluminum bromide form, assuming that the aluminum reacts completely? answer in g
Classify the substances according to the strongest solute-solvent interaction that will occur between the given substances and water during dissolution.
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What is the molar mass of a compound if one mole of the compound contains two moles of oxygen atoms, 6.022 x 10^24 hydrogen atoms, and 60.05 grams of carbon?
Calculate the number of grams of KClO3 needed to make 400 mL of 0.913 M solution.
a gas mixture with a total pressure of 745 mmHg contains each of the following gases at the indicated partial pressures: CO2, 265 mmHg; Ar, 121 mmHg; and )2, 168 mmHg. The mixture also contains helium gas. what is the partial pressure of the heliu..
Calculate the delta H for the reaction in KJ/mol AgNO3, assuming that the combined solution has a mass of 100.00g and a specific heat of 4.18J/gc
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Equal volumes of cold 4.184M NaOH at 20C and warm 4.184M HCl at 77.3C are mixed together in a highly efficient calorimeter. what is the final temperature of the solution
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