1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
balandron [24]
4 years ago
12

To compare how different types of soil absorbed water, Christian set up an experiment. He poked equal numbers and sizes of holes

into the bottoms of three plastic cups. He filled one cup with sand, one with potting soil, and left one empty. He placed each cup in a stand over a beaker. Christian poured 400 mL (milliliters) of water into each of the cups. He then measured the amount of water collected in the beakers beneath each cup at 1 minute intervals for 3 minutes. What is the control in this experiment? Group of answer choices
Chemistry
1 answer:
lilavasa [31]4 years ago
3 0

Answer:

The empty cup

Explanation:

Got it right on the test

You might be interested in
What is the oxidation number b in h3bo3?
Goryan [66]
H is positive 1 and o is negative 2 so 3+b-6=0 and solve for b to get b=3
5 0
4 years ago
Enter the molecular equation representing aqueous nitric acid and aqueous ammonia reacting. express your answer as a balanced mo
PtichkaEL [24]
Aqueous nitric acid and aqueous ammonia reacts to form ammonium nitrate 
 HNO₃(aq)+NH₃(aq) = NH₄NO₃(aq)
 HNO₃ +NH3 = NH₄ (+) + NO₃ (-)
Therefore the net ionic equation will be;
 H⁺(aq) + NH₃ = NH₄⁺ (aq)

4 0
3 years ago
Read 2 more answers
  complete and balance the following reactions ?   uo2+ +cr o^2- 7 ـــــــــــــــــــــ uo2+ +cr3+
ivanzaharov [21]
In order to <span>complete and balance the following reactions, you should add a Fe into it. So it will look like  uo2+ +cr o^2- 7 ـــــــــــــــــــــ uo2+ +cr3+Fe. The answer to the following given statement or missing answer is Fe. </span>
3 0
4 years ago
Read 2 more answers
`Carbon Dioxide and Water are the _______ in a chemical reaction. 2. Reactants are also called the starting _______ in a chemica
natima [27]
The answer would be elector literally
8 0
3 years ago
Use the unbalanced equation NH3 + O2 = NO + H2O
Elodia [21]
<span>The balance format is
4NH3+ 5O2 -------> 4NO + 6H2O </span>
7 0
3 years ago
Other questions:
  • In bonding, main group elements gain, lose, or share electrons to attain the _____ of the nearest noble gas neighbor to them in
    5·2 answers
  • How do geologists think Earth's atmosphere formed?
    10·1 answer
  • Assuming that the F−18 can be transported at 59.0 miles/hour, how close must the hospital be to the cyclotron if 68% of the F−18
    15·1 answer
  • Pick the correct statement for the following isotope: 42Ca
    13·1 answer
  • The U.S. government is
    5·1 answer
  • How do you balance chemical equations?
    13·2 answers
  • C). How many mole of oxygen would be produced from reacting 7 mole of HgO (mercury (II) oxide)?
    12·1 answer
  • What is the balanced chemical equation for potassium and chlorine which form potassium chloride
    9·2 answers
  • Un método de laboratorio para preparar O 2 (g) consiste en la descomposición de KCIO 3 (s): KCIO 3 (s)  KCI(s) + O 2 (g) a) ¿Cu
    13·1 answer
  • Cells are the __________ Life unties on this planet
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!