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
forsale [732]
3 years ago
14

How old was the oldest animal fossil help thx​

Chemistry
1 answer:
JulijaS [17]3 years ago
5 0

Answer:

the Rhyniognatha hirsti

Explanation:

at age 400 million years old

You might be interested in
Describe how glacier mice are complete ecosystems, even though they are tiny.<br> GIVING BRAINIEST
Valentin [98]

Answer: The clumps, known as glacier mice, have been found to contain miniature ecosystems

Explanation: Because glaciers are in constant, if slow, motion and are frequently blasted by strong winds.

4 0
2 years ago
At a temperature of 500 kelvins, 6 liters of an ideal gas had a pressure of 300 newtons
mr Goodwill [35]

Answer A

Explanation:

6 0
3 years ago
Read 2 more answers
What happens to the speed of motion of the particles of a gas when a certain volume of the gas is heated at constant pressure? E
Vitek1552 [10]
As the gas is heated, the particles will begin to move faster. Likewise if you start to cool a gas, the particles will move slower. Because the gas remains at a constant pressure and volume, the particles cannot spread out so they simply move around the container even faster.

Hope this helps :)
8 0
3 years ago
Read 2 more answers
Which organelle’s function is NOT correct?
Scorpion4ik [409]
The answer is the last one, “The cell membrane is the only source of support and structure in plant and animal cells.” That is false because plant cells have a cell wall and cell membrane while animal cells only have a cell membrane.

Hope this helps:)
5 0
2 years ago
According to the law of conservation of matter, which statement about chemical reactions is true?
Zolol [24]

The law of conservation of matter basically states that matter can’t be created or destroyed, only changed in form, so you can rule out any option that mentions destroying or creating matter. That leaves only option A. Atoms cannot be created or destroyed by chemical reactions.

4 0
3 years ago
Other questions:
  • Please help!!
    13·1 answer
  • What is the % (w/v) concentration of a solution containing 12 grams of solute in 400 ml of solution?
    14·1 answer
  • What does the word unicellular and multicellular mean? and What is the main difference between prokaryotes and eukaryotes?
    14·2 answers
  • Calculate the number of grams of carbon dioxide produced from 6 moles of oxygen gas. List only the number of grams of carbon dio
    15·1 answer
  • Phosphagens are a group of molecules that includes creatine phosphate (in vertebrates), and arginine phosphate, lombricine, and
    9·1 answer
  • According to de Broglie, which of these objects does not have a wavelength?
    9·1 answer
  • Find the mass of 5.82 mol of MgCl2. Round to the nearest tenth.
    5·1 answer
  • What element is most reactive to gas
    6·2 answers
  • Which of the following represents an electron configuration that corresponds to the valence electrons of an element for which th
    5·2 answers
  • How many moles of copper are present in a sample that contains 4.55 x 10^24 atoms of copper
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!