Using the Central Limit Theorem, it is found that the valid conclusion is given as follows:
The sampling distribution will probably not follow a normal distribution, hence we cannot draw a conclusion.
<h3>Central Limit Theorem</h3>
The Central Limit Theorem establishes that, for a normally distributed random variable X, with mean
and standard deviation
, the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean
and standard deviation
.
For a skewed variable, the sampling distribution is also approximately normal, as long as n is at least 30.
In this problem, we have a skewed variable with a sample size less than 30, hence the Central Limit Theorem cannot be applied and the correct conclusion is:
The sampling distribution will probably not follow a normal distribution, hence we cannot draw a conclusion.
To learn more about the Central Limit Theorem, you can check brainly.com/question/24663213
That would make them ACT guilty would be peer pressure or they might threaten them <span />
The mass number of sucrose that must be added to 500 g of water is 100.979 grams
To be able to solve this question, we need to use the number of moles concept and mole fraction concept.
<h3>What is the number of moles?</h3>
The number of moles is related to the mass of the substance divided by the molar mass of the substance.
From the given parameters;
The number of moles of water = mass/molar mass
- Mass of water = 500 g
- the molar mass of water = 18.02 g/mol
number of moles = 500 g/ 18.02 g/mol
number of moles = 27.75 moles
However,
- the standard vapor pressure of the solvent
= 760 mmHg
- the vapor pressure of the solute = 752 mmHg
Using the mole concept:

By relative lowering of vapor pressure:







The mass of sucrose = number of moles × molar mass
The mass of sucrose = 0.295 moles × 342.3 g/mol
The mass of sucrose = 100.979 grams
Learn more about number of moles here:
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