Ionic bonds form because A. Two ions of the same charge are attracted to each other
B. Two ions of different charges are attracted to each other
C. Two atoms share their electrons
D. Two or more atoms share protons

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

When scientists are ready to publish the results of their experimentation, why is it important for them to include a description of the procedures they used?

What is the oxidation half-reaction for this unbalanced redox equation? cr2o72– + fe2+ → cr3+ + fe3+ cr3+ → cr2o72– cr2o72– → cr3+ fe3+ → fe2+ fe2+ → fe3+?