Answer:
AUB={1,2,4,5,7,9}
ANB={ }
Explanation:
AUB means that you have to combine all the element in each set whereas ANB is the set of similar elements in set A and set B. As there is no same elements in set A and set B therefore ANB will be called as null set.
Answer:
Communication is the first step.
Explanation:
The heat absorbed when 2.8 mol NH₄NO₃ is dissolved in water is 71.96 kJ.
<h3>What is heat?</h3>
Heat is the transportation of energy to or from a thermodynamic system.
By the formula of heat
Where n = moles
Delta Hrxn is molar heat
q = heat
Putting the values in the equation
Thus, the heat absorbed when 2.8 mol NH₄NO₃ is dissolved in water is 71.96 kJ.
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The thing which Kant determined was essential for ethics is to be truthful and to do unto others as you would have them do unto you.
<h3>What is Ethics?</h3>
This refers to the set of values that are used to guide a person in doing the right thing in any given circumstance.
Hence, we can see that Immanuel Kant, a philosopher was of the opinion that for ethics to thrive, then people must always be truthful and also to follow the golden rule.
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