Which of the following is the dihalide that can be used to prepare the alkyne below? 
Definitions:
Price Elasticity of Demand Coefficient
A metric that determines how the demand for a product reacts to adjustments in its price.
Midpoint Formula
A mathematical method used to calculate the average or midpoint of two points on a line, often used in economics to find the elasticity of demand.
Resource Costs
The expenses associated with the acquisition and use of raw materials, labor, and other inputs required for the production of goods or services.
Q16: Which of the following structures has the
Q20: Where do the protons in benzene appear
Q20: What kind of reaction does the conversion
Q21: Which of the following compounds has a
Q28: Which of the following statements about enzymes
Q31: Which of the following is the dihalide
Q36: What is the product of the nucleophilic
Q44: What is the reactive intermediate in the
Q50: What is the starting material in the
Q51: How many monochlorination products,including stereoisomers,are formed from