Which of the following elements is stable?
a. boron, atomic number 5
b. neon, atomic number 10
c. fluorine, atomic number 9
d. carbon, atomic number 6

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

The lab procedure involves several factors, listed below some were variable and some were constant. label each factor below v for variable ot c for constant

Which of the following is a possible formula unit? (2 points) select one: a. pbo b. li2b c. al2pb3 d. clo