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
cricket20 [7]
3 years ago
12

Which statement below best describes how the chemical indicator bromthymol blue (BTB) works? BTB responds to the presence of car

bon dioxide by changing color. BTB is added to aquarium water to keep it blue. BTB will respond to the presence of oxygen by changing color.
Biology
2 answers:
shusha [124]3 years ago
8 0

BTB respond to the presence of carbondioxide by changing color.

Verdich [7]3 years ago
7 0

Answer:

BTB respond to the presence of carbondioxide by changing color.

Explanation:

Bromthymol blue is a chemical indicator dye that changes it color to yellow in the presence of an acid. It respond in the presence of carbondioxide and form carbonic acid, therefore lowering the pH. It becomes blue if the pH is greater than 7.6, it is green if the pH is between 6-7.6 and yellow if the pH is less than 6.

You might be interested in
What is the definition of soluble?​
jeyben [28]

Answer:

soluble means that it is capable of being dissolved in water

Explanation:

5 0
3 years ago
Read 2 more answers
to any 8th graders or 7th graders that take technology, what are you currently learning in technology class?
tankabanditka [31]

this is what u usually learn in these grades for technology

6 0
3 years ago
Which statement describe what happens with ATP during glycolysis
Delvig [45]

The first stage of cellular respiration is glycolysis. It does not require oxygen. During glycolysis, one glucose molecule is split into two pyruvate molecules, using 2 ATP while producing 4 ATP and 2 NADH molecules.

5 0
3 years ago
Read 2 more answers
What does the word foundries means?<br><br> A. An industrial building<br> B. Large piles of wood
zavuch27 [327]
A is the correct answer. 
8 0
3 years ago
What is the RNA complementary strand for GAACAT?
Inessa05 [86]

The RNA complementary strand would be CUUGUA

6 0
3 years ago
Other questions:
  • The process in which the cell actually divides is called
    9·1 answer
  • Explain what an inhibitor is and what it does
    5·1 answer
  • The highest pressure exerted on the arterial walls during the heart cycle is referred to as ____________
    13·1 answer
  • What are trophic levels, apply them to tropical rainforest
    6·1 answer
  • Which is an example of a destructive force that shapes Earth's surface?
    6·1 answer
  • How did the banned substances DDT and PCBs end up in the ocean?
    15·1 answer
  • A point mutation that changes a codon specifying an amino acid into a stop codon is called a-
    14·1 answer
  • Measurement of overall change in position.
    10·2 answers
  • Please help!
    8·1 answer
  • How are the tomato epidermal cells similar to the onion and lettuce cells
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!