1. Intro to General Chemistry

Which of the following best describes the charge on the oxygen side of a water molecule (H_2O)?

Which of the following is a property of an ionic compound?

Which of the following pairs are examples of chemical changes that produce an odor?

Which of the following is essential for a fire to burn?

Which of the following uses of iron is primarily due to its chemical properties?

Which of the following is produced when water undergoes splitting during electrolysis?

Which of the following substances can be broken down by a chemical change?

The Na2CO3 used in step 5 of Figure 3 is necessary to:

Which of the following statements is true about sodium glycinate?

Which form of energy do solar cells convert into electricity?

In a chemical reaction diagram, the substance labeled 'b' is shown reacting with hydrochloric acid to produce carbon dioxide gas. Which chemical is most likely represented by 'b'?

Which type of flame proving method is commonly used by direct spark ignition controls in chemical processes?

Which of the following is a sign that a chemical change has occurred?

Which of the following compounds is not likely to have ionic bonds?

What chemical change occurs to ATP when it reacts with water and releases energy?