Chemistry, 28.10.2020 17:00 okayokayokay3855
9. How would the following changes affect the appearance of the hydrogen spectrum: a. The amount of hydrogen gas is reduced by a factor of 2 b. The hydrogen gas contained some impurities c. The voltage was too low to cause the reaction H2(g) 2H(g).
Answers: 3
Chemistry, 21.06.2019 18:00
Does anyone know a lot about how to: - calculate mass of magnesium metal - calculate the actual yield of magnesium oxide - calculate the theoretical yield of mgo - calculate the percent yield of mgo - determine the percent yield of mgo - determine the average percent yield of mgo i had to do an online lab and its asking these questions but i have no idea where to start or how to be able to find these things. i can post the chart of the data from the lab or if you can tell me exactly how i can find each.
Answers: 3
Chemistry, 22.06.2019 04:30
Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water
Answers: 2
Chemistry, 22.06.2019 10:30
Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?
Answers: 3
9. How would the following changes affect the appearance of the hydrogen spectrum: a. The amount of...