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choli [55]
3 years ago
9

How many grams of sodium chloride are in 250mL of a 2.5M NaCI solution

Chemistry
1 answer:
Elden [556K]3 years ago
4 0
I think I did this right.

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A. If motion starts and stops at the same location, then the displacment is zero.

D. Distance is always greater than or equal to the magnitutde of the displacement.

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3 years ago
As the temperature of a liquid solvent increases, the amount of solute that can dissolve in it ________. decreases remains const
Nookie1986 [14]
Answer:
              
<span>As the temperature of a liquid solvent increases, the amount of solute that can dissolve in it <u>increases</u>.

Explanation:
                    The solubility of most solutes in a solvent increases with increase in temperature. This solubility is closely related to the heat of solution, (the heat evolved or absorbed when solute is dissolved in solvent). Hence, majority of solutes when dissolved in solvent absorbs heat and makes the overall heat of solution positive. Hence, in this case more heat provided will increase the rate of solubility.</span>
6 0
3 years ago
For a species with a diploid number of 26, indicate how many chromosomes will be present in the somatic nuclei of individuals th
Sedbober [7]

Answer:

Haploid - 13

Triploid - 39

Tetraploid - 52

Trisomic - 27

Monosomic - 25

Explanation:

A haploid organism has half the chromosome number of a diploid version, hence 26/2 = 13

A triploid organism has 3 sets of a haploid chromosomes, hence 13 x 3 = 39

A tetraploid is double of a diploid, 26 x 2 = 52

Trisomic organisms have one extra chromosome in addition to the normal diploid. Hence 26 + 1 = 27

Monosomic organism has one less chromosome than the normal diploid. Hence 26 - 1 = 25

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3 years ago
Define the following terms:<br><br> science<br><br> technology <br><br> scientific model
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Answer:

Science is the study of the nature and its behaviour.

Technology refers to methods and devices that are the result knowledge.

A scientific model is a diagram of an object, process or system that is used to help make the subject matter of the diagram easier to understand.

5 0
3 years ago
Hello everyone any one free for c h a t​
sleet_krkn [62]

Reply:

Hi! What ch4t? i'd like to know ^^

4 0
2 years ago
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