August 2018 NY Regents Chemistry Exam 33 Which element is a liquid at 1000. K? (1) Ag (2) Al (3) Ca (4) Ni Solution: We need to look at...

August 2018 NY Regents Chemistry Exam 31 What is the net charge of an ion that has 11 protons, 10 electrons, and 12 neutrons? (1) 1+ (2)...

August 2018 NY Regents Chemistry Exam 24 For a reaction system at equilibrium, LeChatelier’s principle can be used to predict the (1)...

August 2018 NY Regents Chemistry Exam 20 In terms of entropy and energy, systems in nature tend to undergo changes toward (1) lower...

August 2018 NY Regents Chemistry Exam 16 At which temperature and pressure would a sample of helium behave most like an ideal gas? (1) 75...

August 2018 NY Regents Chemistry Exam 15 Based on Table S, an atom of which element has the strongest attraction for electrons in a...

August 2018 NY Regents Chemistry Exam 14 Which list includes three forms of energy? (1) thermal, nuclear, electronegativity (2) thermal,...

August 2018 NY Regents Chemistry Exam 12 Which statement describes the energy changes that occur as bonds are broken and formed during a...

August 2018 NY Regents Chemistry Exam 11 Which formula represents an asymmetrical molecule? (1) CH4 (2) CO2 (3) N2 (4) NH3 Solution: In...

August 2018 NY Regents Chemistry Exam 7 At STP, O2(g) and O3(g) are two forms of the same element that have (1) the same molecular...