Regents Chemistry Exam August 2022 48. The compounds CH3CH2CH2OH and CH3OCH2CH3 have different (1) numbers of carbon atoms per mole (2)...

Regents Chemistry Exam August 2022 47. Which formula represents a saturated organic compound? (1) C2H2 (2) C2H4 (3) C3H4 (4) C3H8...

Regents Chemistry Exam August 2022 46. Given the formula representing a compound: What is a chemical name for the compound? (1)...

Regents Chemistry Exam August 2022 45. Given the potential energy diagram for a reaction: Which numbered interval represents the...

Regents Chemistry Exam August 2022 44. Given the equation representing a system at equilibrium in a sealed, rigid container: N2(g) +...

Regents Chemistry Exam August 2022 43. Which statement describes ice and liquid water in a stoppered flask at 0°C at equilibrium? (1)...

Regents Chemistry Exam 2022 42 A sample of KCl(s) is dissolved in water to form KCl(aq). When the water in the KCl(aq) is completely...

Regents Chemistry Exam August 2022 41 Which two particle diagrams represent two different phases of the same compound, only? (1) A and B...

Regents Chemistry Exam August 2022 40 How many milliliters of 1 M HCl(aq) must be diluted with water to make exactly 500 mL of 0.1 M...

Regents Chemistry Exam august 2022 39. Based on Table G, which sample, when added to 100. grams of water and thoroughly stirred, produces...