The possible products of a double displacement reaction in aqueous solution are SrS4, and NaCl. Which of these possible products will form as a solid in this reaction? A. SrSO4
B. NaCl
C. Neither compound will form as a solid
D. Both compounds will form as a solid

1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o