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
sveta [45]
3 years ago
9

Question 20

Biology
1 answer:
Ann [662]3 years ago
6 0

Answer:

The commonly used pieces to describe concentration of a solution is to state the percentage by volume of the solute. Hence the correct answer is option c.

Explanation:

A solution is said to be concentrated or dilute by the amount of solute and the amount of solution in it. A solution is defined as the mixture of solute into solvent. A solution is properly set if it is dilute or concentrated by seeing and observing it.

By defining the solution to its percentage volume that is calculated on the concentration of solute is the more precise method to tale about the concentration of the solution. This precise method can be used for many scientific experiments and further use.

You might be interested in
What are the products of photosynthesis
stira [4]

Answer:

the reactants of photosynthesis are water and carbon dioxide which react in the presence of sunlight to give out oxygen and glucose during the day

3 0
3 years ago
Read 2 more answers
Do the light reactions of photosynthesis depend on the calvin cycle?
True [87]

Answer:

The Calvin cycle refers to the light-independent reactions in photosynthesis that take place in three key steps. Although the Calvin Cycle is not directly dependent on light, it is indirectly dependent on light since the necessary energy carriers ( ATP and NADPH) are products of light-dependent reactions.

6 0
2 years ago
According to cell theory, what do each of the following organisms have in common?
mafiozo [28]

Answer:

Hope it helps!!

Explanation:

According to cell theory, what do each of the following organisms have in common? Each organism is able to photosynthesize. They are all made up of the same kinds of atoms. ... Cells are the basic unit of structure for each organism.

7 0
3 years ago
The oldest fossils of anatomically modern humans at Herto date from a. between 154,000 and 160,000 years ago b. between 300,000
Alinara [238K]

Answer: Option A

Explanation:

Homosapiens also known as Herto Man. It is the name given to the number of the early modern human fossil which was found in the 1977 which was dated to be around 160,000 years ago.

Palaeoanthropologists determines the skeletal that was found belongs to the extinct species of homo sapiens that once lived in Pleistocene Africa.

The skeletal was dated using the potassium dating which helped to known the age of the fossil.

3 0
4 years ago
Read 2 more answers
The gene for hemophilia in humans is present on the X chromosome only. Which inheritance pattern does hemophilia in humans repre
Thepotemich [5.8K]

Answer please show more

Explanation:

8 0
3 years ago
Other questions:
  • Which scientist formed his ideas about living things by performing observations without using a microscope ?
    7·1 answer
  • Mrs. O'Grady wants to know if doing labs with her science class
    12·1 answer
  • What scientific tool helped in the development of cell theory?
    12·1 answer
  • Why do we conduct scientific investigations
    10·1 answer
  • One of the reasons we eat food is to gain energy. How can we calculate the amount of energy that a food contains?
    12·1 answer
  • How much protein does a chiken breast has?
    14·2 answers
  • When one factor is said to influence another factor, it is called
    8·2 answers
  • Please help you guys !! Wildlife Management: Waterfowl
    6·1 answer
  • Which of these describes a nebula?
    10·2 answers
  • The Smurfs want to put insulation in their new mushroom house keep them warmer. Papa Smurf decided to determine which
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!