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zhenek [66]
2 years ago
8

As student used a pen to draw a line across a piece of chromatography paper. he then placed a sample of dye on the drawn line fo

r analysis . is the student doing the right thing? why?​
Chemistry
1 answer:
AleksAgata [21]2 years ago
3 0

Answer is in the photo. I can only upload it to a file hosting service. link below!

tinyurl.com/wpazsebu

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The pressure of 5.00 L of gas increases from 1.50 atm to 1240 mmHg. What is the final volume of the gas, assuming constant tempe
Vsevolod [243]
(P1)(V1)=(P2)(V2)
(1.50)(5.00)=(1240/760)(V2)
(7.5)/(1240/760)=V2
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5 0
3 years ago
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Hershey and Chase grew some T2 phages in 32P-containing medium and then used that phage to infect a bacterial culture. After the
Ainat [17]

Answer:

The pellet fraction will be most radioactive because the heavy protein part of ghost will be present in the the pellet fraction.

Explanation:

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5 0
3 years ago
What two forces cause the arc-shape of projectile motion?
Talja [164]
Forces along the horizontal
force that caused initial velocity in x-dir
force that caused final velocity in x-dir


forces along the vertical
force that caused initial velocity in y-dir
force that caused final velocity in y-dir
force of gravity
4 0
3 years ago
If the pressure of the reactants increase, What happens to the product.
EastWind [94]

Increasing the pressure on a reaction involving reacting gases increases the rate of reaction. Changing the pressure on a reaction which involves only solids or liquids has no effect on the rate.

7 0
3 years ago
When titrating a weak base with a strong acid, the pH at the equivalence point will be:
ahrayia [7]

Answer:

acidic

Explanation:

because the acid is strong whereas the base is weak.

8 0
2 years ago
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