Chemistry, 17.10.2019 18:00 paradisetiyae5261
Sheet of steel 4.3 mm thick has nitrogen atmospheres on both sides at 1200°c and is permitted to achieve a steady-state diffusion condition. the diffusion coefficient for nitrogen in steel at this temperature is 5.1 × 10-11 m2/s, and the diffusion flux is found to be 4.9 × 10-7 kg/m2-s. also, it is known that the concentration of nitrogen in the steel at the high-pressure surface is 4.2 kg/m3. how far into the sheet from this high-pressure side will the concentration be 2.7 kg/m3? as
Answers: 3
Chemistry, 22.06.2019 04:40
*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system
Answers: 3
Chemistry, 22.06.2019 13:30
How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.
Answers: 1
Chemistry, 23.06.2019 00:30
Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2
Answers: 2
Chemistry, 23.06.2019 04:40
Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.
Answers: 1
Sheet of steel 4.3 mm thick has nitrogen atmospheres on both sides at 1200°c and is permitted to ach...
Mathematics, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01
Chemistry, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01
History, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01
Business, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01