TRADUCCION

1.- What SI units are used for measuring the following quantities?. For derived units, express your answers in terms of the six fundamental units.

a) Mass

b) Length

c)temperature

de) volume

e) energy

f) density

2.- What Si prefixes correspond to the following multipliers

a) ...

.........

......

3.- Which is larger, a fahrenheit degree or a celsius degree?. By how much?

4.- what is the difference between a Kelvin and a Celcius degree?

5.- What is the difference between a cubic decimeter (SI) and a liter (metric)?

6.- What is the difference between a cubic centimeter (SI) and a milliliter ( metric)?

7.- Bottles of wine sometimes carry the notation "Volume = 75 cL". What does the unit cL mean?

8.- What do the following abbreviations stand for?

A) .........

.........

...

9.- How many picograms are in 1 mg?. In 35 ng?

10.- How many microliters are in 1 L? . In 20 mL?

11.- Carry out the following conversions:

a) ....

b).......

12 Carry out the following conversions:

a) How many grams of meat are in a quarter-pound hamburger (0.25 lb)?

b) How tall in meters is the Willis Tower, formerly called the Sear Tower, in Chicago (1454 ft)?

c) How large in square meters is the land area of Australia (2,941,526 mi 2 (a la dos)?

13.- Concentrations of subtances dissolved in solution are often expressed as mass per unit volume. For example, normal human blood has a cholesterol concentration of about 200 mg /100 mL. Express this concentration in the following units:

a)..

b)...

e) How much total blood colesterol in gram does a person have if the normal blood volume in the body is 5 L?

14.- Administration of digitalis, a drug used to control atrial fibrillation in heart patients, must be acrefully controlled because even a modest overdosage can be fatal. To take diferences between patients into accont, drug dosages are prescribed in terms of mg/kg body weight. Thus, a child and an adult differ greatly in weight, but both recive the same dosage per kilogram of body weight. At a dosage of 20 ug/kg body weight, how many milligrams of digitalis should a 160 lb patient receive?

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