An atom:
1) is the smallest whole unit of matter
2) can form one or more elements
3) is the smallest whole unit of matter with the properties of a specific element
4) all of the above

The rules of engagement (roe) working group is often used to (select all that apply.)

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o