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
vesna_86 [32]
3 years ago
12

In the normal phase separation column, a solute was found to have retention time of 29.1 min, and an unretained sample had a ret

ention time of 1.05 min when the mobile phase was 50% by volume chloroform and 50% n-hexane. Calculate: a) k for the solute b) a solvent composition that would bring k down to a value of about 10 (hint: use equation 28-3)

Chemistry
1 answer:
Karo-lina-s [1.5K]3 years ago
4 0

Answer:

See explaination

Explanation:

Please kindly check attachment for detailed andd step by step solution of the given problem.

You might be interested in
Which of the following is a metal?
kogti [31]

Answer:

A.................. I think the answer

3 0
3 years ago
Using the SDS, write the major hazard of concentrated HCL
shusha [124]

Answer:

According to the Safety Data Sheet (SDS), the major harzard of concentrated HCl is that it may cause severe burns to skin, eyes and mucous membranes.

Explanation:

The SDS also informs that:

Most Important Hazards:

  • May cause severe burns to skin, eyes and mucous membranes.
  •  Steam produced is irritating.
  •  Pollution of rivers and water bodies by changing the pH. Affects flora and fauna that comes in contact with acid.

Product Effects:

  •  If in direct contact with eyes will cause serious burns and vision loss.

Adverse effects to human health:

  •  Inhalation causes severe respiratory tract irritation. May cause pulmonary edema. The contact  with the skin causes burns, which can lead to dermatitis. Prolonged contact of acid leads to  visual damage to vision loss. If swallowed, may cause burns to the mucous membranes of the mouth and  digestive system.

Environmental Effects:

  •  Affects rivers and streams by changing the pH of the water. May contaminate the soil. Vapors may  temporarily affect air quality.

Physical and chemical hazards:

  •  Reacts with metals such as; iron, aluminum, zinc, magnesium, among others, forming hydrogen, which  mixed with air may cause explosion and air displacement upon ignition under  specific.
4 0
4 years ago
What is the minimum number of liters of co2 measured at stp needed to produce 32 grams of oxygen?
bulgar [2K]
236 I DONT KNOW I AM TOTALLY THAT IS NOT THE ANSWER
4 0
4 years ago
Hellllllpppppp this is soooo hard
Brut [27]
The leaf would be on top of the wave after two seconds just like it was positioned at 0 seconds. After 3 seconds the leaf should be positioned like it was at 1 second. The leaf is moving along with the wave.
3 0
3 years ago
Which units represent density? Select all that apply. -cm³ -g/m³ -g/cm³ -cm³/gm -kg/L -kg/cm³ -mL/cm³
IRISSAK [1]
DENSITY = mass / volume..

g / <span>m³  

g / c</span><span>m³  
</span>
kg / l


7 0
3 years ago
Read 2 more answers
Other questions:
  • how many grams of water are produced when 15 grams of magnesium hydroxide are reacted with sulfuric acid​
    7·1 answer
  • What do conductivity and reactivity have in common
    9·2 answers
  • Correctly complete the following about how light waves are arranged on the electromagnetic spectrum. The _____ of the waves ____
    14·1 answer
  • Which pair of elements will form a covalent bond?
    10·2 answers
  • The rate constant for the decomposition of nitrogen dioxide NO2(g) LaTeX: \longrightarrow⟶ NO (g) + 1/2 O2(g) with a laser beam
    10·1 answer
  • Refer to this equation: 3Cl2 + 6KOH --&gt; KClO3 + 5KCl + 3H2O 30.0 grams of Cl2 is reacted with excess KOH. If 34.5 g of KCl is
    10·1 answer
  • Please help! USATestprep K12
    5·2 answers
  • What are all the non-metals element names? and what are there properties?
    12·2 answers
  • Please help, i will mark you as brainliest​
    14·2 answers
  • Of the three types of small energetic particles emitted from the core of certain atoms and characterized by rutherford, which is
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!