HELP PLEASE can some answer this 2 questions please as paragraph i want it nowww it is graded what action should be taken to make it safe ? also the first question

What is lincoln's purpose in writing this speech? question 1 options: to stress the difficulties of war to honor those who died in the war to call for an end to the war to call the country to join a new war

Predict the products butane (c4h10) + oxygen —>

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?