What is the mass of a sample of NH3 containing 7.20 x 10^24 molecules of NH3? 161 grams

187 grams

203 grams

214 grams

For the following dehydrohalogenation (e2) reaction, draw the zaitsev product(s) resulting from elimination involving c3–c4 (i. e., the carbon atoms depicted with stereobonds). show the product stereochemistry clearly. if there is more than one organic product, both products may be drawn in the same box. ignore elimination involving c3 or c4 and any carbon atom other than c4 or c3.

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

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