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motikmotik
3 years ago
8

What two conditions must be present for osmosis to occur?

Chemistry
1 answer:
svlad2 [7]3 years ago
6 0

Answer: For osmosis to occur the membrane must be

1. permeable to water but impermeable to the solute

2. The concentration of the solute must be different on the two sides of the membrane.

Explanation:

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How do you know that volume of a diamond is 15.1g
marshall27 [118]

Answer:

Density = mass / volume,  

        therefore volume = mass / density. Note that 1 mL = 1 cubic centimeter.

Explanation:

Volume = 15.1g / 3.52g/mL = 4.3mL = 4.3 cubic centimeters.

then a  diamond has a density of 3.52 g/mL.

4 0
4 years ago
Name the cycloalkanes with molecular formula c6h12 that have a 3-membered ring and two substituents.
Tanzania [10]

Answer:

1-ethyl-2-methyl cyclopropane.

Explanation:

  • The structure of the molecule will be as shown in the attached image.
  • The molecular formula of the compound is C₆H₁₂.
  • It has 3 membered ring with 3 C atoms and two substituents one of them with one C atom (methyl) and the other with 2 C atoms (ethyl).
  • The ring consist of 3 C atoms, so its name is cyclo propane.
  • We numbering the atoms of the ring that give the ethyl substituent the low no. (1) and then methyl group take no. (2).
  • <em>Thus, the name of the compound is 1-ethyl-2-methyl cyclopropane.</em>

3 0
3 years ago
What is the percent yield for a reaction if we predicted the formation
bogdanovich [222]

Answer:

18.1%

Explanation:

5 0
3 years ago
Wet snow is best for snow man building<br>​
fredd [130]

Answer:

<h2>Hope my answer helps</h2>

Explanation:

<h2>Moist to wet snow is the ideal moisture content needed to build the best snowman. If the snow is too dry, it is comparable to loose powder and in turn, the snow won't stick together. On the other hand, if the snow has too much moisture and is slushy, it can't form into a solid.</h2>
4 0
3 years ago
Which group has elements with the most diverse set of properties??
TiliK225 [7]
Group 4A

The elements in group 4 show the most diverse set of properties.
4 0
3 years ago
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