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
Nastasia [14]
3 years ago
13

The last time the atmospheric carbon dioxide level was as high as it is today was _________ years ago.

Chemistry
1 answer:
Nastasia [14]3 years ago
8 0

Answer:The last time levels of atmospheric carbon dioxide were this high came during the Pliocene Epoch, which extended from about 5.3 million to 2.6 million years ago

You might be interested in
Can someone help me find the answer?
valentina_108 [34]
C magnetic repulsion, forgive me if I’m wrong
7 0
3 years ago
If you take a part time job while you are still in school what might your opportunity scost be
yarga [219]

The opportunity costs of working part-time while attending high school could be studying time, grades, and your own free time. It depends on the person, how they do in school, but if it were for me, I would say the benefits outweigh the costs. I have enough time to study and still get good grades in school.

7 0
2 years ago
Read 2 more answers
Which best describes the future of wind power for providing electricity in the United States?
aev [14]

Answer:

c.

Explanation:

4 0
2 years ago
Do any of the spheres exist on their own or are they intertwined?
Sauron [17]

Answer:

show me a pic of the problem

Explanation:

show me a pic of the problem

3 0
2 years ago
Explain why either liquids nor gases have permanent shapes
Kruka [31]
Because they can't get trapped in.
5 0
3 years ago
Other questions:
  • What is the total number of grams of h2o produced when 22 grams of propane undergoes complete combustion?
    15·1 answer
  • If you have 35 ml of gas in a closed container under 1.23 atm of pressure, what will the volume be if the pressure increased to
    5·2 answers
  • Here is the combustion reaction for octane (c8h18), which is a primary component of gasoline. how many moles of co2 are emitted
    14·1 answer
  • Consider the following reaction: NaHCO3 + HC2H3O2 → NaC2H3O2 + H2O + CO2 How many g of CO2 would be produced from the complete r
    15·1 answer
  • A 0.56 M solution of AlCl₃ is determined to have a concentration of particles of 1.79 M. What is the van't Hoff factor for AlCl₃
    11·1 answer
  • The crucial difference between relative dating and absolute dating is that
    13·2 answers
  • In a chemical reaction, 300 grams of reactant A are combined with 100 grams of reactant B. Both A and 
    15·1 answer
  • Which of the following statements is true regarding both theories and laws?
    12·1 answer
  • Calculate the concentration imports per million ppm of DDT if a sample size of 5000 g contained 0.10 g DDT
    15·1 answer
  • What volume of 12M HCI is needed to prepare 250<br> of 0.20M HCI?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!