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
Agata [3.3K]
2 years ago
9

I NEED HELP PLEASE! THIS IS HARD FOR ME!!

Chemistry
1 answer:
KonstantinChe [14]2 years ago
7 0

Answer:

it should be D! hopes this helps

from all the layer the fossil cant disappear so not C and cNf decrease because there are to many layers so not a but it could be B but d seems to make more sense

You might be interested in
Why are numbers used in chemistry often expressed in scientific notation?
r-ruslan [8.4K]
Reason 1: Allows us to handle larger numbers with ease
Reason 2: Allows us to easily tell the number of significant figures with ease.
8 0
3 years ago
When the temperature in a room increases from 25c to 33c what changes from a solid to a liquid
Contact [7]
58 would be your answer
8 0
3 years ago
Read 2 more answers
Why concentrated acid is hazardous material​
Setler [38]

Answer:

Here's it.

Explanation:

Concentrated acids are very corrosive and dangerous chemicals that are commonly encountered in the laboratory. ... Concentrated acids may be fatal if inhaled; and can cause severe eye and skin burns, severe respiratory and digestive tract burns. Contact with other materials may cause a fire.

5 0
2 years ago
Read 2 more answers
HEELLPP PLEASE IM BEGGING ILL GIVE BRAINLIEST
Arisa [49]

Answer:

C

Explanation:

You mix different thing together to make a new thing.

6 0
2 years ago
What is the power produced by a light bulb with a voltage of 120 volts and a current of 0.045 amps? PLEASE HELP I HAVE 5 MINUTES
Artyom0805 [142]
The answer is 5.4! I found it on a an online calculator! 
8 0
2 years ago
Read 2 more answers
Other questions:
  • A sealed, insulated calorimeter contains water at 310 K. The surrounding air temperature is 298 K, and the water inside the calo
    5·2 answers
  • Use the periodic table to identify the number of core electrons and the number of valence electrons in each case below. Potassiu
    6·2 answers
  • If 140. mg of fluorine-18 is shipped at 8:00 A.M., how many milligrams of the radioisotope are still active when the sample arri
    8·2 answers
  • Solid carbon (C) can burn in oxygen (O2). Select
    7·1 answer
  • Which three elements have strong magnetic properties?
    7·1 answer
  • 1. Circular movement around an axis​
    5·2 answers
  • Some properties, like boiling point elevation and freezing point depression, change in solutions due to the presence and number
    6·2 answers
  • Balance the reaction. A coefficient of "1" is understood. Choose option "blank" for the correct answer if the coefficient is "1.
    13·2 answers
  • What element has 4 valence electrons and 3 orbital shells
    9·1 answer
  • Need help ASAP!!!!!!
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!