H43201 - Study guides, Revision notes & Summaries

A Level Chemistry A H432/01 Periodic table, elements and physical chemistry 0.0200mol of calcium oxide is reacted completely with 2.00moldm-3 HCl. What is the volume, in cm3, of 2.00moldm-3 HCl required for this reaction? A 15 B 20 C 30 D 60 - correct answearsB- 20 Aqueous Cr3+ ions are reacted with an excess of aqueous sodium hydroxide. Which product is formed? A Cr(OH)6 3- B Cr(OH)3 C [Cr(OH)4(H2O)2] - D [Cr(OH)4] 3 - correct answearsA Cr(OH)6 3- Explain why the boiling...