What is the electron arrangement for aluminum?

2,8,3

2,8,5

2,8,7

2,8,8

2,8,10

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0