Write net ionic equations for the reaction, if any, that occurs when aqueous solutions of the following are mixed. ammonium sulfate and barium nitrate Answer ‍ ‍ ‍ ; lead(II) nitrate and sodium chloride Answer ‍ ‍ ‍ ‍ ; sodium phosphate and potassium nitrate Answer no reaction; sodium bromide and rubidium chloride Answer no reaction; copper(II) chloride and sodium hydroxide Answer ‍ ‍ ‍ ‍ ‍

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

The vapor pressure of ethanol is 1.00 × 102 mmhg at 34.90°c. what is its vapor pressure at 61.61°c? (δhvap for ethanol is 39.3 kj/mol.)