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
Triss [41]
3 years ago
9

Please Help Me What is chromatography? Question 2 options: A) A picture taken with a chrome camera. B) The stationary phase. C)

The separation of substances in a mixture by differences in their attraction to a substance over which they are passed.
Chemistry
1 answer:
pickupchik [31]3 years ago
4 0

Explanation:

Chromatography = It is a method in which a drop of mixture is spot is spotted at one of the end of the paper. After some time whenever it gets dried, it is then dipped into solvent without toushing the spot. As a result the mixtures gets separated.

Hence, the correct option is (c) "The separation of substances in a mixture by differences in their attraction to a substance over which they are passed"

You might be interested in
A bird flies 3.7 meters in 46 seconds, what is its speed?<br> v=<br> d=<br> t=
k0ka [10]

Answer:

speed = 3.7/46 = 0.080m/s

d= 3.7m

t= 46s

Explanation:

7 0
3 years ago
How does the potential energy of a double bond (like oxygen-oxygen) compare to a weak interaction or single bond (like argon-oxy
astraxan [27]

Answer:

Potential energy in a double bond is going to be higher than the potential energy of a single bond due to the force needed to break a double bond as opposed to a single. Single bond is weaker, which means less energy is needed to break it. Double bonds are stronger, requiring more energy to break the bond.

Explanation:

4 0
3 years ago
2.
Pepsi [2]

Answer:

0.454moles

Explanation:

Calculate the molar mass of AgBr

Ag=108

Br=80

Molar mass= 108+80

Molar mass=188g/mol

It's mole to gram question

2moles of Na2S2O3= 188g of AgBr

X moles of Na2S2O3=42.7g of AgBr

Cross multiply

188x=2×42.7

X= 85.4/188

X=0.454moles

7 0
4 years ago
What is the atomic mass of Si in units of amu?
tekilochka [14]
The amu would be 28.0855
8 0
3 years ago
A C=C bond is usually what kind of bond? Ionic Polar covalent Hydrogen Covalent
HACTEHA [7]

it is a polar covalent bond

7 0
4 years ago
Other questions:
  • A beaker contains two liquids, water and carbon tetrachloride. which liquid is floating on top?
    8·1 answer
  • What is the main element that stars are made of
    14·1 answer
  • How can the melting point and boiling point of a substance be used to identify it?
    11·1 answer
  • How would you experiment to find out how much water this plant type needs for optimal growth
    5·2 answers
  • Does grass have cells
    6·1 answer
  • At one time in the Earth’s history, many people thought the world was flat. Which best explains why the model of the Earth is no
    6·1 answer
  • What is the source of genetic material in organisms that reproduce sexually?
    9·2 answers
  • If the gravitational force exists between all objects in the universe, why aren’t people affected by the gravitational force exe
    6·1 answer
  • Should people use crispr to change human traits
    10·1 answer
  • Uranium and radium are found in many rocky soils throughout the world. Both undergo radioactive decay, and one of the products i
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!