A. Copper B. Lead C. Magnesium D. Silver Correct Answer: Option C C. Magnesium
A. 2.24 dm³ B. 4.48 dm³ C. 22.4 dm³ D. 44.8 dm³ Correct Answer: Option B B. 4.48 dm³
A. condense B. evaporate C. sublime D. precipitate Correct Answer: Option C C. sublime
A. 4.00g B. 4.44 g C. 18.9 g D. 27.8 g Correct Answer: Option D D. 27.8 g
A. of its high melting point B. it is a covalent compound C. it forms a hydroxide when dissolved in…
l. temperature. ll. rate of condensation. III. cohesive forces holding the particles together A. l only B. l and ll…
A. Na3AI(OH)4. B. NaAl(OH)4 C. NaAl(OH)3 D. Na2Al(OH)3 Correct Answer: Option B B. NaAl(OH)4
A. polar covalent B. giant molecular C. covalent D. ionic Correct Answer: Option D D. ionic
A. conservation of mass B. definite proportion C. multiple proportions D. reciprocal proportion Correct Answer: Option C C. multiple proportions
A. damp blue litmus paper red B. lime water miky C. lead ethanoate paper black D. starch iodide paper blue-black…