Which equation is an example of a redox reaction? A. Ca(OH)2 + H2SO3 + 2H20 + CaSO3

B. HCI + KOH + KCI + H20

C. 2K+ CaBr +2KBr + Ca

D. BaCl2 + Na2SO4 + 2NaCl + BaSO4

Which of these best describes an ionic bond?

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg