Units of measure used to express chemical

Assignment Help Other Subject

Reference no: EM13906576

A. Unit conversions (5 points) 1. Units of measure used to express chemical or radiation levels in the natural environment: Units Place in correct descending order according to mass (highest to lowest): Gram Femtogram Microgram Milligram Picogram Kilogram Nanogram 2. How many femtograms are there in a milligram? 1000000000000 3. Which of the following represents the lowest concentration of a chemical? A. 2 mg/L B. 4 ng/L C. 8 mg/mL D. 5 ?g/mL 4. Which of the following represents the highest concentration of a chemical? A. 8.5 x 10-2 mg/L B. 3.0 ng/M3 C. 0.25 mg/M3 D. 3.5 x 10-5 ?g/L 5. Environmental Exposures are expressed in terms of unit of mass per unit volume. In the following provide the quantified intake units for the following media: Air: Water: Food: B. Risk Assessment of Non-carcinogenic Agents (5 points): 1. Given a NOAEL of 1000 mg/kg-day, based on a long-term chronic animal study, the ADI (mg/kg-day) would be _____________. 2. Given a LOAEL of 1000 mg/kg-day, based on a long-term chronic animal study, the ADI (mg/kg-day) would be __________________. 3. Given a LOAEL of 1000 mg/kg-day, based on a subchronic animal study, the ADI (mg/kg-day) would be ____________. 4. Given a LOAEL of 1000 mg/kg-day, based on an epidemiology study, the ADI (mg/kg-day) would be __________. 5. Given the data in the following table, what are the values for: a) NOAEL __________ b) LOAEL __________ Dose Number deaths/exposed animals 0.5 mg 1.0 mg 1.5 mg 2.0 mg 3.0 mg 3.5 mg

Reference no: EM13906576

Questions Cloud

The importance of proper coding in order : HS 440 Unit 2 Assignment need a good example regarding the importance of proper coding in order to ensure prompt reimbursement. In the report, the Board requires an introductory paragraph that should summarize the role of finance in Health Care Syste..

What compromise on the floor of philadelphia convention : What compromise on the floor of Philadelphia convention created a bicameral Congress? a.Connecticut b. New Jersey c. Virginia

Determine the corresponding operator norms : Determine the corresponding operator norms ||T||0, ||T||1, and ||T||2 for the operator - Find the maximal interval of existence (α, β) for each of the following initial-value problems

Java program for presidential elections : Write a java program for Presidential Elections, the user will enter his votes based on the code for each candidate. The program will add the total votes for each candidate and proclaim the winner whoever got the most number of votes.

Units of measure used to express chemical : A. Unit conversions (5 points) 1. Units of measure used to express chemical or radiation levels in the natural environment: Units Place in correct descending order according to mass (highest to lowest): Gram Femtogram Microgram Milligram Picogram Kil..

What''s interesting or helpful : A What's interesting or helpful about this view? b.What would I notice if I believed this view? c.In what sense or under what conditions might this idea be true?"

Both the tuskegee study and the willowbrook study : Both the Tuskegee study and the Willowbrook study produced research data that was beneficial to advancing medical science. Is the use of the data from these and other such experiments ethically defensible? Why or Why Not? In composing your response,

Use outside references if necessary : Submit a written response to these questions. Relate the topics to your own experiences. Use outside references if necessary. You response should be 500-700 words, using APA style formatting. 1.What are the current HIPAA requirements? What are the pr..

Write a void method shift : Write a void method Shift that takes three parameters A, p, d. A is an array, p is the number of positions and d is the direction (L = left, R = right). The method should shift the contents of A p positions in the d direction.

User Account

All Pages