Consider the covalent bond each of the following elements forms with hydrogen: chlorine, phosphorus, sulfur, and silicon. Which will form the most polar bond with hydrogen

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

Which of these conditions most likely produces an unstable isotope?

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?