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
Evgen [1.6K]
3 years ago
9

Of the​ rock's original​ uranium-235 remains. how old is the​ rock

Chemistry
1 answer:
Gemiola [76]3 years ago
5 0
2.1 billion years
2,139,000,000 to be exact
You might be interested in
sound travels 1,500 m/s through water at 25 degrees celciesunder these conditions how long would it take to travel 300m
lesya [120]

Answer:

v = s \div t

t = s \div v

t = 300 \div 1500 = 0.2s

4 0
3 years ago
Which one of this is endothermic and which one is exothermic?
pickupchik [31]
The first one is exothermic because energy is a reactant, the second formula is endothermic
7 0
3 years ago
What type of reaction is represented by the following? A + B ⟶ AB
Elden [556K]

Answer:

Synthesis Reaction

Explanation:

It is a synthesis Reaction because it is taking little reactants and forming a big product!

6 0
2 years ago
PLSSS HELP I AM STUCK ON THIS PROBLEM!!!
DENIUS [597]

Answer:

i can't read it.. maybe upload a visible picture?

6 0
2 years ago
A 500.0 mL sample of 0.18 MHClO4 is titrated with 0.27 MCsOH. Determine the pH of the solution after the addition of 250.0 mL of
NNADVOKAT [17]

Answer:

or i go

Explanation:

i must go ooon sjsj

7 0
3 years ago
Other questions:
  • The primary difference between a scientific theory and a scientific law is that a law:
    15·1 answer
  • Why do astronauts have to wear pressurized suits in space? Need to know for homework!
    10·1 answer
  • Next to each formula write the number of atoms of each element found in one unit of the compound - sodium sulfide
    14·1 answer
  • Using the Ideal Gas Law or any of the equations you found in questions A-­‐D, answer the following questions about gases. Assume
    5·2 answers
  • 1-Butanol, 1-butene, and di-n-butyl ether are all removed from the product by washing with concentrated sulfuric acid. Explain w
    10·1 answer
  • Why is the reaction of a strong acid and a strong base classified as a neutralization reaction?
    13·1 answer
  • A gas that exerts a pressure of 2.15 atm in a container with a volume of 0.0900 L will exert a pressure of ___ atm when transfer
    15·1 answer
  • Jim takes 45 seconds to walk 180 meters north to a store what is jims meters per second
    9·2 answers
  • At STP or standard conditions, which list of elements contains a solid, a liquid, and a gas?
    9·1 answer
  • The equation below represents the chemical reaction between the elements hydrogen and oxygen when the compound water is formed.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!