What has to happen in order for melting or boiling to occur in an ionic compound?

A. The lons have to break apart

B. The anions must turn into cations

C. The protons and neutrons must come out of
the nucleus.

D. The lonic compound must first be dissolved in
water.

What is the polyatamic ion of thiosulfate

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.

4. glenn andrews recently bought a motorcycle for $3,950. if he had to pay 6% sales tax on the bike, what was the total cost of the motorcycle?