Group 1 metals are explosive when they come into contact with water. If 20.0 grams of potassium were to explode with excess water, how many moles of hydrogen would be produced? (Show work)

What is the percentage of hydrogen in c2h4

Which of the following best describes technology a. something created for only scientists to use b.the method of thinking that scientists use. c.the application of engineering to create useful products. c. a scientific idea

Which compounds are the brønsted-lowry bases in this equilibrium: hc2o4– + h2bo3– h3bo3 + c2o42– ? a. h2bo3– and h3bo3 b. hc2o4– and h3bo3 c. hc2o4– and c2o42– d. h2bo3– and c2o42– e. hc2o4– and h2bo3–