Which of the following properties of carbon distigunishes it from all other elements?
question 6 options:

a. carbon has six protons in its nucleus

b. carbon is a gray solid at room temperature

c. carbon forms comounds with oxygen

d. carbon can be found in earth's crust

Anton created a chart listing different types of materials. which best complete the chart?

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons

Which of the following statements about protists are true? a. they are typically found in moist environments. b. they are all unicellular. c. they have a nucleus. d. they are all multicellular.