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Veseljchak [2.6K]
2 years ago
9

Which of the following occurs in this system?

Chemistry
1 answer:
earnstyle [38]2 years ago
5 0

Answer:

Hence option C is correct.

Explanation:

the process is osmosis a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one.

so the answer for the this question will be There is a net flow of water from the 4% starch solution into the 10% starch solution because solvent (water) moving from low conc. (4 %) to high conc. (10%)

Hence option C is correct.

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What is the number of moles of potassium chloride present in 148 g of kcl?
OLga [1]
The number of moles of one substance given the amount in mass can be calculated by the use of the molar mass. This is the mass of a compound per 1 mol of the said substance. For, KCl the molar mass is 74.55 g/ mol

148 g / 74.55 g/mol = 2 mol KCl

Hope this answers the question. have a nice day.
3 0
2 years ago
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What is the least informative property of a mineral
Scrat [10]
All of them are important to identify a mineral and get information from it, but I'd say the least important is cleavage.
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What is the mass of KNO3 should be used to prepare 2.00 L of a 0.700 M solution?
Dmitry [639]

Answer:

141.4g

Explanation:

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3 0
3 years ago
15. You have a solution of .835mol of NaCl in 2.5L of solution, what is the molarity?
Viktor [21]

Answer: 0.334mol/L

Explanation:

M=\frac{mol}{L}

M=\frac{0.835mol}{2.5L} \\M=0.334mol/L

5 0
2 years ago
How many grams of oxygen would be contained in 4.00 L at 158kPa and 28 C?
charle [14.2K]

Answer:

it would be 53

Explanation:

because 4.00 L at 158kPa and 28c would be 53 grams of oxygine

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