Which one of the following compounds produces a basic solution when dissolved in water?
N₂
OF2
ZnCl2
Rb20
SO2

How do you know when a chemical reaction has occurred

[ou.03jthe pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, star 1, star 2, and star 3. intensity intensity- intensity- 1000 3500 6000 8500 11000 wavelength (a) star 1 1000 3500 6000 8500 11000 1000 3500 6000 8500 11000 wavelength (a) wavelength (a) star 2 star 3 which of these statements is correct about the color of the three stars? star 2 is white in color o star 2 is yellow in color star 1 and star 3 are yellow in color star 1 and star 3 are white in color

A5.00 g of a in . g of at aa 5.00 g of b in . g of .?at .