Suppose you have an unknown mineral sample. you can scratch the mineral with a pen knife but not with your fingernail. the mineral is most likely

As you move from right to left on the periodic table the atomic radius fill in the blank

What effect might melting sea ice have for people who live in coastal areas?

Plz ill give u brainliest which of the following steps is not likely to take place during cellular respiration? a. oxygen combines with carbon of simple sugar. b. energy molecule transfers energy to cells. d. energy is used up.