Which of these statements about neutrons is true?

a.
neutrons travel around the nucleus of an atom.

b.
a neutron has no charge.

c.
neutrons have less mass than electrons.

d.
the number of neutrons in an atom always equals the number of electrons.

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Which fact represents evidence for the big bang theory?

For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with ph. if the solubility does change, pick the ph at which you'd expect the highest solubility. you'll find ksp data in the aleks data tab. compounds does solubility change with ph