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The first order decomposition of N2O5 at 328 K has a rate constant of 1.70 × 1083 s81. If the initial concentration of N2O5 is 2.88 M, what is the concentration of N2O5 after 12.5 minutes?
A) 0.124 M
B) 0.805 M
C) 2.82 M
D) 0.355 M
E) 0.174 M
If 0.345 moles are produced during a reaction and collected at a temperature of 294K and pressire of .981 atm what volume will the gas occupy?
If the average molar mass of a sample of soybean oil is 980 amu, how many grams of NaOH are needed to saponify 1.0 of the oil?
A dry-cleaning solvent (molecular weight = 146.99 g/mol) that contains C, H, and Cl is suspected to be a cancer-causing agent. When a 0.124 g sample was studied by combustion analysis, 0.223 g of CO2 and 0.0301 g of H2O formed. How many moles of e..
When a chiral carbon contains a hydrogen, you should not show the hydrogen, but you must use either a wedge or dashed bond and 2 sticks to establish stereochemistry.
When 0.549 moles of a certain gas fill a balloon the volume is 75 mL. If enough of the same gas is added to the balloon until 1.44 moles of gas are present, what is the new volume of the balloon?
If carbon dioxide gas is collected over water at 25C and 775 torr, what is the partial pressure of the CO2? The vapor pressure of water is 23.8 torr at 25C.
Vinegar contains 5.0g of acetic acid in 100mL of water. What is the pH of vinegar
what volume would 7.6 grams of dry ice occupy if the density of solid co2dry ice is 1.561gml express your answer in
What is the balanced equation for the Magtrieve Oxidation of 4-Cholorbenzyl alcohol to 4-chlorobenzaldehyde? If 1 mmol of 4-chlorobenzyl alcohol and 700 mg of Magtrieve are used
An alpha particle (mass = 6.6 multiplied by 10-24 g) emitted by radium travels at 3.2 multiplied by 107 ± 0.1 multiplied by 107 mi/h. What is its de Broglie wavelength (in meters)
What is delta S if 3.00 moles Pb is cooled from 200 °C to 25 °C {J/K}? (B)What is the molar S° (473 K) if the value at 25 °C is 26.44 J•mol -1 •K -1
Write a reaction mechanism for the chlorination of 1-butene by Cl2. Use curved arrows to show electron movement. Show structures of key reaction intermediates and products and indicate the stereochemistry of the reaction.
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