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
Sunny_sXe [5.5K]
3 years ago
15

what is the discussion for the lab ( to determine if both water and oxygen are necessary for rusting)​

Biology
1 answer:
zlopas [31]3 years ago
8 0

Answer:

Rust is iron oxide or Fe304, water is H2O

3Fe + 4H2O → Fe3O4 + 4H2

Explanation:

You might be interested in
Why do we drink water?
frez [133]

Answer:

To survive. Drinking is very important and is required for animals and organisms to survive. It also keeps us hydrated.

8 0
3 years ago
Read 2 more answers
in the northern hemisphere, a wind blowning from the south to the north will cause a current of water in which direction
hichkok12 [17]
Hello,

Here is your answer:

The proper answer to this question is "east".

Here is how:

When the wind blows from the south to the north the current of water will go to the east because of the direction of the air is blowing.

Your answer is east.

If you need anymore help feel free to ask me!

Hope this helps!
5 0
3 years ago
Which of the following best describes a cladogram? 
Galina-37 [17]
The goal of a cladogram is to show relationships and evolutionary descent between species.
7 0
3 years ago
Brown hair is dominant over red hair. What will the genotypes and phenotypes of the offspring of a cross between a homozygous br
beks73 [17]

Answer:

1) The alleles for homozygous brown hair will be BB.

2) The alleles for heterozygous brown hair will be Bb

3) Let's make a punnet square to check for the outcomes:

       B          b

B   BB        Bb

B    BB       Bb

4) The results from the punnet square depict that the phenotype of all the children produced will be brown hair.

5) The punnet square depicts that there will be a 50% probability of the child to carry the heterozygous genome (Bb) and there is also 50% probability for the child to carry homozygous dominant genome (BB).

6 0
3 years ago
Joe walks from his house to the movies 6 miles away. It takes him 2 hours. What is his speed
Lorico [155]

Answer: 3 mph

Explanation: The formula for calculating speed is distance divided by time.

6 divided by 2 is equal to 3, meaning he is traveling 3 miles every hour that passes.

8 0
3 years ago
Other questions:
  • Which of the following statements about the thyroid gland is true? A. It is located anterior to the trachea and inferior to the
    9·1 answer
  • Even a jumperless motherboard is likely to have one jumper. which jumper is it
    12·1 answer
  • Which scientists are credited for the events described in the development of the cell theory?
    14·2 answers
  • What temperature would a pond be in winter in florida
    7·1 answer
  • Alleles A and a reside at a locus on the same chromosome as a locus with alleles B and b. Aa Bb is crossed with aa bb and the fo
    6·1 answer
  • Define and give an example for each term:
    6·1 answer
  • What is at the center of a red blood cell?<br> Plasma<br> Iron <br> Copper <br> Carbon <br> dioxide
    6·2 answers
  • Suggest one advantage and one disadvantage of<br>using a dichotomous key to identify something.​
    11·1 answer
  • As a responsible citizen and future taxpayer, what concerns would you have about switching from a traditional fossil fuel-based
    12·1 answer
  • Which is the best explaination of a recessive gene?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!