Select all that apply.

salt dissolved in water is a solution, therefore

salt and water are chemically combinedsalt is not chemically bonded to waterthe quantity of salt and water is fixedthe ratio of salt to water may varysalt and water retain their own chemical properties

What does the cell nucleus do or, how does it function?

[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

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above