Which is formed when a standard hydrogen half-cell is connected with a salt bridge to a standard zinc half-cell?

Which element forms an ionic compound when it reacts with magnesium?

What atom has 5 neutrons 4 protons and 2 electrons

Is PO4^-3 polar, non-polar, or ionic?

Which half reaction correctly describes an oxidation

The four tastes are: bitter sour fishy salty fruity sweet

Which of the following statements about transition metals is true? a. They are never found uncombined in nature. b. They include familiar metals such as gold, silver, copper, and nickel. c.

Elements can be separated from one another. Question 6 options: True False

One gram of lipid yields about 9kcal of energy. that is due to the high abundance of which chemical element?

Which of the following happens during a chemical change? Check all of the boxes that apply 0 One atom or more changes into atoms of another element. New substances with different properties are formed. O Solids, liquids, or gases may form.

The energy derived from the movement of H + ions down an electrochemical gradient from the intermembrane space into the matrix is used to drive the synthesis of ATP. How many H + ions must be moved into the matrix for the synthesis of 1 ATP?