Which salt will be produced if magnesium react with sulphuric acid? * O Magnesium sulphide
Magnesium sulphate
Magneisum sulfonate
Magnesium lignosulfonate

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

Compare and contrast physical changes with chemical changes.

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?