Chemistry, 25.06.2019 04:20 zoeatlowapple
How do catalysts increase the rate of a chemical reaction? a. they lower the activation energy. b. they lower the collision energy. c. they increase the collision energy. d. they increase the temperature. e. they increase the concentration of reactants.
Answers: 2
Chemistry, 21.06.2019 20:50
Choose all that apply. when creating a graph, you should: determine the x- and y- variables label the scale on the x- and y- axes plot the data points draw a line of best fit to represent the data trend
Answers: 1
Chemistry, 22.06.2019 10:40
Ammonia and oxygen react to form nitrogen monoxide and water, like this: 4nh3 (g) + 5o2 (g) → 4no (g) + 6h2o (g) also, a chemist finds that at a certain temperature the equilibrium mixture of ammonia, oxygen, nitrogen monoxide, and water has the following composition: compound pressure at equilibrium nh3 65.1atm o2 31.3atm no 62.7atm h2o 65.8atm compound pressure at equilibrium nh3 65.3 atm o2 7.79 atm no 12.1 atm h2o 65.8 atm calculate the value of the equilibrium constant kp for this reaction. round your answer to 2 significant
Answers: 2
Chemistry, 22.06.2019 16:00
He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
Answers: 2
Chemistry, 23.06.2019 01:00
You wish to prepare a buffer consisting of acetic acid and sodium acetate with a total acetic acetate plus acetate concentration of 250 mm and a ph of 5. what concentrations of acetic acid and sodium acetate should you use
Answers: 1
How do catalysts increase the rate of a chemical reaction? a. they lower the activation energy. b....
Mathematics, 12.05.2021 15:10
Mathematics, 12.05.2021 15:10
English, 12.05.2021 15:10
Mathematics, 12.05.2021 15:10
Mathematics, 12.05.2021 15:10
Mathematics, 12.05.2021 15:10
Chemistry, 12.05.2021 15:10
English, 12.05.2021 15:10
Mathematics, 12.05.2021 15:10
English, 12.05.2021 15:10
Spanish, 12.05.2021 15:10
Mathematics, 12.05.2021 15:10