Kant’s Groundwork

pleas answer the following questions using this book (Immanuel Kant, Groundwork for the Metaphysics of Morals, ISBN: 978-1551115399)

1- Why is a good will the only thing that is good without qualification?
2- For Kant, what is the difference between acting from duty, acting in conformity with duty, and acting against duty?
3-what is the second formulation of the categorical imperative? why does Kant make such a clime?
4- According to second formulation of the categorical imperative, what is the moral value of making a lying promise? Explain the reasoning behind this version of the categorical imperative in your answer
5- Explain in what way individual moral autonomy is the central theme to Kant’s ethical theory
6- Is acting from moral duty even possible? what are the implications of the answer to that question?
7- why should we never treat others as mere means, but rather as ends in themselves, according to Kant?
8- In what sense are you not merely a self-interested organism?
9- what does Kant have in mind with the “kingdom of end”?