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Use the following equation: C3H8 + 5 O2 ->4 H2O +3 CO2 H= -2043 kJ/mol
In order to produce 10000.0 kJ of energy, how many grams of oxygen must react?
How much water must be added to 534. mL of 0.180 M HCl to produce a 0.135 M solution? (Assume that the volumes are additive.)
What is the volume of the container needed to store 0.8 moles of argon gas at 5.3 atm and 227°C.
Determine the molarity of the NaOH(sodium hydroxide) solution. In an acid-base titration, 22.13 mL of a sodium hydroxide solution are required to neutralize 24.65 mL of the potassium hydrogen phthalate solution?
If a raindrop weighs 65 mg on average and 5.1 105 raindrops fall on a lawn every minute, what mass (in kg) of rain falls on the lawn in 1.5 h?
In the chemical kinetics experiment, describe how you plan to mix the dye and bleach to start the reaction and when you expect to start recording the time? Include the volumes of dye and bleach solution you intend to mix? How are you going to make..
The concentration of potassium ions inside a nerve cell is around 20 to 30 times that outside the cell. Calculate the potential difference between inside
Determine the standard reaction enthalpy for the partial combustion of methane to carbon monoxide according to the following reaction:
Determine the Volume of air and partial pressure of nitrogen, oxygen, water vapor and air
If 5.50 of the unknown compound contained 0.183 moles of carbon and 0.367 mol of H of , how many moles of oxygen, , were in the sample?
If 4.10 mol calcium carbide (CaC2) reacts with an excess of water, how many moles of acetylene (C2H2) will be produced?
Differences in boiling points, Rationalize the difference in boiling point between the members of the following pairs of substances:
Calculate the mole fraction of toluene in the solution that contains 48.0 g toluene and 139 g benzene.
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