Regents Chemistry Exam August 2025 Question 17 17 A reaction is most likely to occur when reactant particles collide with proper (1) energy and orientation (2) mass and volume (3) phase and charge (4) pressure and density Solution: In order for a reaction to occur, reactant particles needs to collide with enough energy and proper orientation. Choice 1 is the correct answer choice. LINKS: Regents Chemistry Guides and Solutions Chemistry Tutoring More Regents Chemistry Practice

Regents Chemistry Exam August 2025 Question 16 16  The kinetic molecular theory states that the particles of an ideal gas (1)  constantly move in circular paths (2)  have no attractive forces between them (3)  create energy when gas particles collide with each other (4)  are separated by very small distances relative to their sizes Solution: According to the kinetic molecular theory, particles of an ideal gas: Gas particles have negligible volume.  The gas particles are in co