Chemistry, 11.01.2021 20:50 brewerroserb
A student conducted an experiment to determine how the freezing point of water is affected when sugar is added to the water. He used three beakers, each filled with 1 cup of water. He added 3 teaspoons of sugar in the first beaker of water, 1 teaspoon of sugar in the second, and no sugar in the last beaker. He then cooled each beaker of water and recorded the freezing temperatures. 1. What is the control in this experiment? ___2. What is the independent variable?___ 3. What is the dependent variable?___
Answers: 3
Another question on Chemistry
Chemistry, 21.06.2019 20:30
14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->
Answers: 2
Chemistry, 22.06.2019 10:50
Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.
Answers: 1
Chemistry, 22.06.2019 13:30
What produces wave a)sound b) heats c)transfer of energy d)vibrations
Answers: 2
Chemistry, 22.06.2019 17:00
How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process
Answers: 1
You know the right answer?
A student conducted an experiment to determine how the freezing point of water is affected when suga...
Questions
Chemistry, 04.08.2020 09:01
Mathematics, 04.08.2020 09:01
History, 04.08.2020 09:01
Chemistry, 04.08.2020 09:01
Biology, 04.08.2020 09:01
Mathematics, 04.08.2020 09:01
Biology, 04.08.2020 09:01
Mathematics, 04.08.2020 09:01
English, 04.08.2020 09:01
Business, 04.08.2020 09:01
