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

Which of the following can be labeled as autotrophs? A. Carnivores. B. Detritivores. C. Primary producers. D. Scavengers.

How does food waste contribute to climate change?

What is the definition of a chemical change?

What will be the total number of molecules of nadh, fadh2, and gtp that are synthesized if the citric acid cycle repeats 9 times?

Which one of the following compounds is not covalent? a. scl2 b. kcl c. hcl d. s2cl2

A mixture of He He, N 2 N2, and Ar Ar has a pressure of 22.1 22.1 atm at 28.0 28.0 °C. If the partial pressure of He He is 2475 2475 torr and that of Ar Ar is 1049 1049 mm Hg, what is the partial pressure of N 2 N2?

Oceans make the temperaturs of nearby land more extreme ... True or false

The Greek letter D stands for A. Mass of B. Rate of C. Change in D. Heat stored in

14. Two or more substances that are together but do not combine to form a new, pure substance.

A solution of a compound with a known extinction coefficient of 23,100 M-1cm-1 has an absorbance of 0.735 in a 1.30cm path length, what is the concentration of the solution