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How many grams of ethanol (C2H5OH) (MW C2H5OH= 46.07 g/mol) would have to be burned to produce 450 kJ of heat?
Explain Net Ionic Equations and Balancing, These are only eight out of a fifty-three question hand out, but with eight answers to reference off of I think I'll be far more successful in my attempts at this.
What volume of O2 at 684mmHg and 37degree celsius is required to synthesize 22.0 mole of NO2.
If the concentration of EDTA in the blood of the patient is 2.60x10^-8 M and the formation constant for the complex, {Pb(EDTA)}2- is 2.00x10^18, what is the concentration ratio of the free (and potentially toxic) Pb2+(aq) in the blood to the much ..
Butane lighters work very poorly outdoors in the cold weather. If 12.7 mL of butane gas is released from a lighter at 22 degrees celcius, what volume would the same amount of butane occupy at 11 degrees celcius?
When a 0.6333-g sample of a compound of carbon, hydrogen and sulfur was burned in excess oxygen, 0.9272 g CO2, 0.3795 g H2O and 0.6749 g SO2 were obtained. In a separate experiment, it was found that, for fixed temperature and pressure
a corporation produces output with a market price of 200 per unit. the marginal product of capital is 12k where k is
What is the pH of the buffer that result when 12 g of NaH2Po4 and 8.00 g of NaHPO4 are diluted with water to a volume of 0.50 L ? ( Ka of H2PO4- = 6.2*10^-8 , the molar masses of NaH2PO4 and Na2HPO4 are 120.0 g/mol and 142.0 g/mol respectively )
a 5.05g sample of a copper substance was heated in air and 6.32g of copper ii oxide was formed. what was the formula
The density of a gaseous compound was found to be 1.23 g L-1 at 330 K and 25.5 kPa. What is the molar mass of the compound?
Show how to synthesize 2-methyl-2-pentene from an alkyl halide and an aldehyde or ketone, plus any other necessary reagents.
A chemical reaction was used to produce 1.96 moles of copper (II) bicarbonate, Cu (HC03)2. What mass of copper (II) bicarbonate was produced
Describe a controlled experiment to investigate the effect that the amoun tof salt has on the corrosion process of a copper penny.
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