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
docker41 [41]
3 years ago
6

Equal masses of steel wool are placed in four beakers. Equal amounts hydrochloric acid (HCI) are added to three beakers in the f

ollowing concentrations: 0.5M, 1, 0M and 3.0 M. Water is added to the fourth beaker. Hydrochloric acid reacts with the metal in steel wool Which observation is most likely?
Biology
1 answer:
Oksi-84 [34.3K]3 years ago
3 0

Answer: the steel wool in the 3.0 M HCl reacts fastest.

Explanation:

You might be interested in
What are decomposers? give examples?????
Karolina [17]
Decomposers are organisms which decompose or breakdown dead and waste matter of animals or plants or other organisms
4 0
3 years ago
Read 2 more answers
In the video, science is compared to a tapestry. Explain what is meant by this comparison. 2. Discuss the important contribution
Sauron [17]

Answer:

Explanation:

Science is a tapestry and when you yank at one thread the whole thing may need to be rewoven but sometimes you have to yank the thread. I think the comparison means that scientists may misinterpret things but at the same time may discover new ways to view the universe.

Vesto Slipher contributions were that he took spectra of the spiral nebulae and discovered galactic redshifts. Slipher discovered that most of the objects were moving away from us at high speeds. As a result of this discovery Hubble correlated Slipher’s measurements with distance. He measured by other means to formulate his law which was that the farther away the galaxy was the Faster it was moving away From us.

7 0
3 years ago
What substances does lichen and moss produce that will break down rock?
Gnoma [55]
Acid I think is the correct answer
7 0
2 years ago
What is the minimum pH difference such that transfer of one H ion across the membrane would provide enough energy to make one mo
Studentka2010 [4]

Answer:

The minimum difference is already the value of 1

Explanation:

When the pH is not balanced between the extracellular and intracellular environment, the cell could go into shock, that is why in the face of the minimal differences in pH between the internal or external environment, the proton pump is activated, this is how the hydrogen ion or positively charged protons cross the membrane and indirectly generate ATP molecules.

5 0
3 years ago
Question 7 (5 points)
Bezzdna [24]
Answer: Electromagnetism

Explanation: Electromagnetism is one of the four fundamental forces (the other three are gravity, strong nuclear force and weak nuclear force.) It acts between all the particles having an electrical charge.


4 0
3 years ago
Read 2 more answers
Other questions:
  • Let’s suppose a sheep that provided the oocyte for reproductive cloning was homozygous for a gene that causes a small head. This
    15·1 answer
  • A method for treating hyperthyroidism is to administer sufficient amounts of radioactive iodine to destroy the thyroid secretory
    7·1 answer
  • The tertiary structure of proteins arise due to ?
    8·1 answer
  • What is the first stage of both technological design and scientific investigation?
    15·2 answers
  • Describe two benefits of using the SI system of measurement.
    15·1 answer
  • In pea plants, the allele for tallness (T) is dominant over the allele for shortness (t). If two tall pea plants are crossed, ca
    5·1 answer
  • If the membrane potential at the axon hillock becomes subthreshold, an action potential will be fired. Group of answer choices T
    9·1 answer
  • Gregor Mendel experimented with patterns of inheritance in the 1800s. His work
    6·1 answer
  • Brainlest if you do the ones i have not done
    14·1 answer
  • What is unique about the life cycle of angiosperm ?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!