CHEM 1A Study Guide - Final Guide: Sodium Hydrosulfide, Electron Configuration, Bayerischer Rundfunk
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Instructions: for the following questions, circle the answer on the exam sheet and bubble in the correct answer on your scantron sheet. Unless you are specifically told that there might be more than one answer to a problem, assume that only one answer is correct. No credit will be awarded for partially-correct answers. Please fill in bubble a on your scantron sheet. Mark all that apply: co2 b) co c) sf6 d) ch4 e) n2. At 300 k, argon atoms travel with an rms speed of 433 m(cid:149)s-1. Which of the following gases has one-half the rms speed of argon at 300 k: o2 b) c6h8 c) n2 d) br2 e) ne. 1. 0 mole of sodium hydrosulfide, nahs, (hs- is the conjugate base of the weak acid h2s, whose pka is 6. 9) is dissolved in 1. 0 l of water. Hcl is then added until the ph is 6. 4.
