If water turns deep red with a few drops of potassium thiocyanate, what cation is likely present?.

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

What type of electromagnetic radiation has a shorter wavelength than blue light

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand