January 2019 NY Regents Chemistry Exam 42 During which phase change does the entropy of a sample of H2O increase? (1) H2O(g) → H2O(l) (2)...

January 2019 NY Regents Chemistry Exam 32 Given the information in the table below: Diamond and graphite have different properties...

January 2019 NY Regents Chemistry Exam 24 An alcohol and an ether have the same molecular formula, C2H6O. These two compounds have (1) ...

January 2019 NY Regents Chemistry Exam 22 Addition of a catalyst can speed up a reaction by providing an alternate reaction pathway that...

January 2019 NY Regents Chemistry Exam 21 According to which theory or law is a chemical reaction most likely to occur when two particles...

January 2019 NY Regents Chemistry Exam 20 Which term identifies a factor that will shift a chemical equilibrium? (1) atomic radius (2)...

January 2019 NY Regents Chemistry Exam 19 Given the equation: I2(s) → I2(g) Which phrase describes this change? (1) endothermic chemical...

January 2019 NY Regents Chemistry Exam 17 The average kinetic energy of the particles in a sample of matter is expressed as (1) density...

January 2019 NY Regents Chemistry Exam 16 Which form of energy is transferred when a nice cube at 0°C is placed in a beaker of water at...

January 2019 NY Regents Chemistry Exam 13 Which term is used to describe the attraction that an oxygen atom has for the electrons in a...