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The answer to MolesCalculate the number of moles of aluminum, sulfur, and oxygen atoms in 8.00 of aluminum sulfate, .Express the number of moles of Al, S, O, and atoms numerically, separated by commas.
Calculate the number of moles of magnesium, chlorine, and oxygen atoms in 8.40 of magnesium perchlorate, .Express the number of moles of Mg, O, Cl and atoms numerically, separated by commas.
A sample of propane, , contains 10.1 of carbon atoms. How many total moles of atoms does the sample contain?Express the total number of moles of carbon and hydrogen numerically.
How many calories of heat are necessary to raise the temperature of 350 ml of water from 1.00oC to 5.00oC.
for the neutralization reaction involving HCl and Mg(OH)2, how many liters of 0.60 M HCl are needed to react with 45 g of a 2.5 M Mg(OH)2 solution? (density= 1.3 g/mL)
Carbonate buffers are significant in regulating PH of blood at 7.40. Calculate the concentration of Carbon dioxide in a 0.200M NaHCO3 at PH=7.40.
If a car has an EPA mileage rating of 30 miles per gallon, What is this rating in km L-1? 1 liter = 1 dm3, 1 gallon = 3.785 liter, 1 mile = 1.609 km.
how much heat is required to raise the temperature of 50.0 g of C6H6 at 6.00ºC to 93.0ºC
Liquid-in-glass thermometer are of two types:mercury in glass and alcohol plus red dye in glass. the dependence of volume on temperature of mercury and alcohol.
Write the reaction between ferric chloride and lime slurry that results in precipitation of Fe(OH)3. For a dosage of 40 mg/l FeCl3: What is the required stoichiometric addition of lime expressed as CaO?
Determine the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency = 1.3 x 10^15 Hz? Express your answer in Joules
Calculate the amounts of C 7 H 8 , C 7 H 16 , and H 2 in the output stream express your answer (in mol s -1 ).
If 6.0 moles of ethene and 6.0 moles of hydrogen are introduced into a 2.0 L sealed vessel and allowed to equilibrate at 200ºC, what is the equilibrium concentration of the ethene
A cook wants to heat 1.35 of water from 32.0 to 100.0 .If he uses the combustion of natural gas (which is exothermic) to heat the water, how much natural gas will he need to burn.
Determine how much PV work is done if 80.0 g of C 2 H 4 and 125 grams of hydro chloric acid are permissible to react at atmospheric pressure and the volume change = -63.9 L? express your answer in kilojoules
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