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69.6 grams of ice initially at -5°C is added to 301 grams of liquid water initially at 39.1°C in a thermally insulated container. What is the temperature of the water once the contents of the container reach thermal equilibrium?
A 2kg sample of lead is heated from a temperature of 30 degrees celsius to a temperature of 60 degrees celcius. The specific heat of lead is 128 J/kg degrees celsius. How much heat energy di this sample absorb?
Consider the ground state electron configuration of the atoms with the following atomic numbers: 7,20,26,32,37,41,85,96. Calculate the total spin quantum number S for each, as well as its magnetic moment in Bohr magnetons.
A perfume company wants to dispense 53.7 gallons of a new frangrance into small vials. How many 25.0 ml vials can they fill(rounded to the nearest full vial)
Consider the mechanistic step in the conversion of 1-butanol to 1-bromobutane in which bromide ion displaces water from the oxonium ion What evidence, if any, is there that this step involves backside attack by the nucleophile?
a sample of gas is collected over water at a temperature of 28.0degc when the barometric pressure reading is 742.5
how many grams of NaNO3 would you add to 250.0g of H2Oin order to prepare a solution that is 0.500 molal in NaNO3
The hydrogenation of Oleic acid to a steric acid. we used 10% pd/c, ammonium formate, mentanol, dichloromethane, 95% ethanol, and 1M sulfuric acid to get steric acid.
A cell composed of a platinum indicator electrode and a silver-silver chloride reference electrode in a solution containing both Fe2 and Fe3 has a cell voltage of 0.719 V. If the silver-silver chloride electrode is replaced with a saturated calome..
Concentrated HF, molar mass 20.01 g/mol, comes into the lab as a 49.0% solution with a density of 1.18 g/ml. What is it's molarity
How much ice (in grams) would have to melt to lower the temperature of 352 mL of water from 26 C to 4C? (Assume the density of water is 1.0 g/ml.)
232.5 ml of 0.0384 M aqueous manganese(III) oxide solution reacts with 1.058 g of solid octahedral sulfur (S8) and the water to give sulfurous acid and a manganese(II) oxide precipitate. You may assume no volume changes in the reaction from soluti..
What does the magnetic quantum number determine. Check all that apply. A.) the possible number of electrons on particular orbital B.) the energy of an orbital C
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