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Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture
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Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear
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Draw the lewis dot structure for each of the following polyatomic ions
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.5000nm, NAchangedfrom0.3to0.35.3ofbothpurem etalsis9×1028.a)/dx, b)2×10-14m2/s,-.....
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