What is a common use of bases? a. as a component of vinegar b. as a component of car batteries c. to make foods tart d. to reduce indigestion

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

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

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.