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sineoko [7]
3 years ago
10

How how you would separate ea

Chemistry
1 answer:
aliya0001 [1]3 years ago
6 0
Freak you poop but moms swig
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a sample of gas measures 5 liters at 1 atm. to change the volume to a 3.5 liters at constant temperature what pressure must be a
Scorpion4ik [409]

Answer:

0.7atm

Explanation:

3.5/5 because constant temperature

8 0
3 years ago
Helppppppp! why should i use spr??
Viktor [21]

SPR can be used in order to do real time monitoring and to evaluate the advancement of compounds.

<h3>Why should we use SPR?</h3>

SPR provide information to evaluate whether or not compounds should advance to the next stage of investigation. It also provides real-time monitoring.

So we can conclude that SPR can be used in order to do real time monitoring and to evaluate the advancement of compounds.

Learn more about monitoring here: brainly.com/question/13163394

#SPJ1

6 0
2 years ago
The empirical formula for a compound is C2H4NO. If its molar mass is 232.2 g/mol, what is the molecular formula of the compound?
Irina18 [472]

Empirical formula mass

  • C2H4NO
  • 2(12)+4(1)+14+16
  • 30+24+4
  • 58g/mol

Molar mass=232.2g/mol

Find n

  • Molar mass/Empirical formula mass
  • 232.2/58
  • 4

Molecular formula

  • n×Empirical formula
  • 4(C2H4NO)
  • C8H16(NO)_4
4 0
2 years ago
Lemon juice has a pH of 2. What is the hydrogen ion concentration of lemon juice?
saw5 [17]
PH = −log [H+] = − log [5.4 × 10−3] ≈ 2.27 or 2.3.
or basically 2
7 0
3 years ago
You have a beaker of water that potentially has Ag+ ions and Ba+ ions (it could have both, one of them, or none of them). How wo
xenn [34]

Answer:

See explanation

Explanation:

Qualitative analysis in chemistry is a method used to determine the ions present in a solution chiefly by means of chemical reactions.

In this case, I suspect the presence of silver ions and/or barium ions. The first step is to add dilute HCl. This will lead to the precipitation of the silver ion as AgCl. If a white precipitate is formed upon addition of HCl then Ag^+ is present in the solution.

Secondly, I add a carbonate such as NH4CO3(aq). This will cause the barium ions to become precipitated as barium carbonate. Hence, the formation of a white precipitate when NH4CO3(aq) is added to the solution indicates the presence of barium ion in the solution.

6 0
3 years ago
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