![subject](/tpl/images/cats/himiya.png)
Chemistry, 22.08.2019 23:30 naomifelixwoo
Frank is doing an experiment to find out how the amount of oxygen dissolved in water affects the growth of algae in a body of water. he dissolves different amounts of oxygen in ten otherwise identical samples of water.
what should frank do next?
a.
carefully bring each sample of water to a boil, and measure the temperature at which each boils.
b.
add equal amounts of algae to each sample of water, and measure the rates at which they grow.
c.
add a pair of minnows to each sample of water, and measure the rate at which they reproduce.
d.
place each sample of water in a freezer, and measure the temperature at which each freezes.
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 21:30
Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 08:50
Reacting masses1 calcium carbonate breaks down on heating to produce calcium oxide and carbondioxide gas.caco3 + cao + co2a student heats 15 g of calcium carbonate strongly in a crucible.relative atomic masses (a): ca = 40, c = 12, o = 16.calculate the mass of calcium oxide produced by this reaction.(5 marks)
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 13:30
The two isotopes of chlorine are 3517cl and 3717cl. which isotope is the most abundant?
Answers: 1
You know the right answer?
Frank is doing an experiment to find out how the amount of oxygen dissolved in water affects the gro...
Questions
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.04.2020 00:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 08.04.2020 00:01
![question](/tpl/images/cats/en.png)
English, 08.04.2020 00:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 08.04.2020 00:01
![question](/tpl/images/cats/mat.png)
Mathematics, 08.04.2020 00:01
![question](/tpl/images/cats/mat.png)
Mathematics, 08.04.2020 00:01
![question](/tpl/images/cats/mat.png)
Mathematics, 08.04.2020 00:01
![question](/tpl/images/cats/mat.png)
Mathematics, 08.04.2020 00:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)