The Table Above Has Information About the U

question 27

Multiple Choice

$$\begin{array} { l l } \text { Variables } & \text { (billions of dollars) } \\\hline \text { Imports of goods and services } & 1,300 \\\text { Exports of goods and services } & 1,500 \\\text { Investment } & 1,900 \\\text { Saving } & 1,200 \\\text { Government expenditure } & 1,000 \\\text { Net taxes } & 1,900 \\\hline\end{array}$$
The table above has information about the U.S.economy.
-Net exports equals

• A) -$200 billion.
• B) $200 billion.
• C) -$2,800 billion.
• D) $2,800 billion.
• E) $400 billion.

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Definitions:

Proton Spin Decoupled

A technique in NMR spectroscopy where the interaction between proton spins is removed, simplifying the spectrum.

1,3-Dichlorobenzene

An organic compound that consists of a benzene ring with two chlorine atoms attached at the 1st and 3rd positions.

Proton Spin Decoupled

This term relates to a nuclear magnetic resonance (NMR) spectroscopy technique where the interactions between proton spins are removed to simplify the spectrum.

1,4-Dibromobenzene

An organic compound where two bromine atoms are bonded to a benzene ring, positioned opposite from each other.