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
DerKrebs [107]
3 years ago
12

An adult inhales about 6.0×10−4 m3 of fresh air during a breath. Only 20% of fresh air is oxygen. Assume the pressure in the lun

gs is 1.0×105 Paand the air is at a temperature of 300 K.
How many oxygen molecules are in each breath?

A. 1.4X10^23

B. 2.9X10^21

C. 4.9X10^-4

D. 2.9 X10^25
Biology
1 answer:
Luda [366]3 years ago
3 0

the answer is D 2.9 X10^25

You might be interested in
What are the uses of sodium hygrogen ​
makkiz [27]

Answer: Salt, Soda, Fire Extinguishers

Explanation:

3 0
3 years ago
5. Major function of the male reproductive system
Vitek1552 [10]
6. A
7. A
8. ?
9. A
10. A

i know A being the answer for all is kind of weird but i am pretty sure that’s what the answers are
6 0
3 years ago
The term prediction refers to ______.
My name is Ann [436]
A what you expect to happen
8 0
3 years ago
Read 2 more answers
Question 10 of 10 Which molecule is used up in photosynthesis?
Eduardwww [97]

Answer:

A Carbon Dioxide ( CO2)

Explanation:

During the process of photosynthesis, cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen. ... Then, via respiration processes, cells use oxygen and glucose to synthesize energy-rich carrier molecules, such as ATP, and carbon dioxide is produced as a waste product.

6 0
3 years ago
If muscles are relaxing they are returning to their:
slega [8]

I think it is their normal state

4 0
4 years ago
Other questions:
  • Which of the following is an example of a parasite
    5·1 answer
  • Which atmospheric conditions would cause the greatest rate of evaporation from a lake?
    7·2 answers
  • Large wastes or cell products are released from inside to outside a cell
    15·2 answers
  • What are some of the concerns associated with our increasing population and consumption of resources?
    7·1 answer
  • Plz help with science questions I need help
    7·1 answer
  • Any one here trans ftm or mtf?
    11·2 answers
  • The law of ____________ states that traits are passed from parents to offspring independently of one another.
    14·2 answers
  • Gg is a heterozygous genotype that would show
    9·2 answers
  • How are photosynthesis and cellular respiration similar?
    8·1 answer
  • Products that we get from our ecosystems that we can use, buy, or sell; are which type of ecosystem service? Group of answer cho
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!