Which oxides produce only an acidic solution when added to water? I. Al,03 and SiO2
II. P406 and P4010
III. SO3 and S02
O ,
I, II and III
I and II only

II and III only
I and III only

What happens to isotopes that are unstable?

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves