Elements in column (group) 7a (17) all form which ion? a 0 b +2 c -2 d +1 e -1

It is important to wear proper protective equipment in lab even when not actively performing experiments because accidents can affect any researcher, even one not working on an experiment. select the best answer from the choices provided

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction