Explain why a fast neutron (1-10MeV) has a much higher relative biological effectiveness (RBE) than a...

Explain why a fast neutron (1-10MeV) has a much higher relative biological effectiveness (RBE) than a positron that results from a beta decay.

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genius_generous answered 1 year ago

1. Why is the required specific energy in grinding much higher than machining process? Explain at...

1. Why is the required specific energy in grinding much higher than machining process? Explain at least three major reasons and the related assumptions. 2. It is generally recommended that a soft grade grinding wheel be used for hardened steels. Explain why.

Distillation post lab: 1-why was the temperature of the heater probe so much higher than the...

Distillation post lab: 1-why was the temperature of the heater probe so much higher than the distillation temperature? 2-what is the same comparing separation by distillation to separation by TLC? 3-even if you heated the boiling flask until it was dry, not all the highest boiling compounds will be condensed and collected. why? 4-describe 2 ways in which the distillation set up could break and describe how to avoid that.

1. Hemoglobin binds to and has a much higher affinity for carbon monoxide (CO) than for...

1. Hemoglobin binds to and has a much higher affinity for carbon monoxide (CO) than for oxygen. CO is colorless and odorless and can be produced in homes heated by natural gas; victims usually do not realize they are being poisoned and often die in their sleep. Describe the likely changes in a CO poisoning victim. 2. You are a physiologist on a space flight to a distant planet. You discover intelligent humanoid aliens inhabiting the planet, and they willingly...

The RBE (relative biological effectiveness factor) for several different types of radiation is shown in the...

The RBE (relative biological effectiveness factor) for several different types of radiation is shown in the chart below. Type of Radiation RBE X-rays and gamma rays 1.0 Beta particles 1.0 – 1.7 Alpha particles 10 – 20 Thermal neutrons 2 – 5 Fast neutrons and protons to the eye 32 Fast neutrons and protons 10 Heavy ions 20 Using the above chart, determine the dose in Gy for the maximum biological effectiveness from each of the following. (a) A 2.13...

Mexico tends to have much higher inflation rate than the United States and also much higher...

Mexico tends to have much higher inflation rate than the United States and also much higher interest rate than the United States. Inflation and interest rates are much more volatile in Mexico than in industrialized countries. The value of the Mexican peso is typically more volatile than the currencies of industrialized countries from a US perspective; it has typically depreciated from one year to the next, but the degree of depreciation has varied substantially. The bid/ask spread tends to be...

Using molecular structure, explain why tetracosane has a higher melting point than 1-tetradecanol despite the fact...

Using molecular structure, explain why tetracosane has a higher melting point than 1-tetradecanol despite the fact that solid tetracosane is held together solely by London forces and 1-tetradecanol has the potential for hydrogen bonding.

In other to achieve higher levels of X-ray attenuation than observed for biological tissue,elements of higher...

In other to achieve higher levels of X-ray attenuation than observed for biological tissue,elements of higher atomic number(Z) are incorporated into the contrast agent molecule. Lithium iodide (LiI) was among the first water-soluble imaging agents. Compare mass attenuation coefficients for soft tissues and for lithium iodide

Explain why the frequency of color blindness is higher in males than in females in the...

Explain why the frequency of color blindness is higher in males than in females in the human population?

Policy A has a higher-cost effectiveness ratio than policy B. a. Under what circumstances (if any)...

Policy A has a higher-cost effectiveness ratio than policy B. a. Under what circumstances (if any) would you recommend implementation of policy A? Explain. b. Under what circumstances (if any) would you recommend implementation of policy B? Explain. c. Under what circumstances (if any) would you recommend implementation of both policies? Explain. d. Under what circumstances (if any) would you recommend implementation of neither policy? Explain.

Explain why PH3 is a much weaker base than NH3

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