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If the reaction 2 NO(g) + O2(g) ? 2 NO2(g) is carried out at STP, what is the total pressure? What is the temperature at STP?
a. 5 atm, 298 Kb. 5 atm, 273Kc. 1 atm, 298 Kd. 1 atm, 273 K
If the density of mercury is 13.6 g/mL. What is the mass in grams of 15.6 L of mercury?
A sample of gas with a volume of 750 mL exerts a pressure of 98 kPa at 30 c. what pressure will the sample exert when it is compressed to 250 mL and cooled to -25 degree celsius.
Hydrogen Sulfide gas has toxicity comparable to Hydrogen Cyanide, but because of its intense odor its presence is observed at concentrations well below toxic levels.
Determine the empirical and molecular formula and draw the Lewis structure for a compound
Sodium methoxide reaction: Pipet 1.65 mL of a 25% (by weight) solution of sodium methoxide in methanol into a 10 mL reaction flask.
What is the pH at the equivalence point when 20.0 mL of 0.20 M CH3NH2 is titrated with 0.40 M HCl? Kb = 4.4 × 10G4 for CH3NH2.
Select the statements that correctly describe the regio- and stereochemical outcome of the hydroboration-oxidation reaction: (A) syn-addition of H-B species; (B) anti-addition of H-B species
For which of the following would nitration (via Electrophilic aromatic substitution) occur in the ortho- and para- position?
when .65 moles of iron metal react with 40.0 mL of a 2.5 M copper (II)chloride solution to produce copper metal and iron (III) chloride. How many moles of copper will be produced?
How many milliliters of 0.20M NaOH do you need to neutralize 40.0 ml of 0.12M acetic acid?
Propose a method to accurately measure the melting point of vegetable oil both before and after hydrogenation. Keep in mind that it will be too thick and greasy to insert in a capillary tube
Calculate the wavelength of a neutron that has a velocity of 250 cm/s.
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