The Diffusion Constant for Oxygen Diffusing Through Tissue Is 1 $\times$

question 44

Multiple Choice

The diffusion constant for oxygen diffusing through tissue is 1.0 $\times$ 10^-11 m²/s.In a certain sample oxygen flows through the tissue at 2.0 $\times$ 10^-6 kg/s.If the thickness of the tissue is doubled,then what is the rate of oxygen flow through the tissue?

• A) 1.5 \(\times\) 10^-6 kg/s
• B) 1.2 \(\times\) 10^-6 kg/s
• C) 1.0 \(\times\) 10^-6 kg/s
• D) 0.6 \(\times\) 10^-6 kg/s
• E) 0.4 \(\times\) 10^-6 kg/s

---

Definitions:

Reaganomics

Popular name for President Ronald Reagan’s philosophy of “supply side” economics, which combined tax cuts with an unregulated marketplace.

Severe Recession

An extended period of significant decline in economic activity across an economy, more intense and prolonged than a typical recession.

Watergate

A major political scandal in the United States involving the Nixon administration's attempted cover-up of its involvement in the 1972 break-in at the Democratic National Committee headquarters.

Equal Rights Amendment

A proposed amendment to the United States Constitution aimed at guaranteeing equal legal rights for all American citizens regardless of gender.