Chemistry 11th Edition Latest Exam 100+ Question and 100% Complete Solution Graded A+

Chemistry 11th Edition Latest Exam 100+ Question and 100% Complete Solution Graded A+ What are the four emergent properties of H2O that contribute to Earth's suitability as an environment for life? - ANSWER 1 - Cohesive behavior 2 - Ability to moderate temperature 3 - Expansion upon freezing 4 - Versatility as a solvent A measure in degrees of the average kinetic energy (thermal energy) of the atoms and molecules in a body of matter, regardless of volume. - ANSWER Temperature (Whereas the thermal energy of a body of matter reflects the total kinetic energy, and thus depends on the matter's volume) Thermal energy in transfer from one body of matter to another. - ANSWER Heat How many joules equal one calorie? - ANSWER 4.184 The ability of water to stabilize temperature stems from its relatively high ______________ _________. - ANSWER specific heat The amount of heat that must be absorbed or lost for 1g of a substance to change its temperature by 1°C. - ANSWER specific heat The quantity of heat a liquid must absorb for 1g of it to be converted from the liquid to the gaseous state. - ANSWER Heat of vaporization In pure water, only one water molecule in every _________ million is dissociated; the concentration of H+ and OH- in pure water is therefor ______M at 25°C. - ANSWER 554, 10^-7 Each pH unit represents a difference of what magnitude in OH- and H+ concentration? - ANSWER tenfold