A laboratory experiment was done to show the effects of organic waste on the dissolved oxygen (DO) content in water. Five tanks were set up, each containing fresh water and a small amount of single-celled green algae. Specified amounts of organic waste were added to the tanks. The results below show the amount of DO in each tank after a period of one week. Which of the following TANKS can be used as the CONTROL GROUP for this experiment? *
Answers: 2
Another question on Chemistry
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 23:30
The density of benzene at 15 °c is 0.8787 g/ml. calculate the mass of 0.1500 l of benzene at this temperature. enter your answer in terms of grams
Answers: 2
Chemistry, 23.06.2019 03:30
The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?
Answers: 1
You know the right answer?
A laboratory experiment was done to show the effects of organic waste on the dissolved oxygen (DO) c...
Questions
Mathematics, 09.04.2020 08:39
History, 09.04.2020 08:39
Mathematics, 09.04.2020 08:39
History, 09.04.2020 08:39
Mathematics, 09.04.2020 08:39
History, 09.04.2020 08:40
Mathematics, 09.04.2020 08:40
World Languages, 09.04.2020 08:40
English, 09.04.2020 08:40
English, 09.04.2020 08:40
