Material Safety Data Sheets or Safety Data Sheets (MSDS/SDS) – The Worker’s Right to Know Law grants employees the right to know the hazards of all chemicals in their work place. These hazards can be found in the MSDS or SDS forms that employers are required to maintain for all hazardous chemicals used at the facility. MSDS and SDS are very similar, but the latter is an updated version designed to increase consistency.
MSDS/SDS: (10pts) (need word file) and post the sources where to find that information
Sources of MSDS/SDS: (1pt)
1, What is the definition of LD50? Identify the source of this definition. (1pt)
2. Assuming that these compounds are similarly toxic to humans, how much of each compound would be required to reach the LD50 for a 150 pound human? Show your calculations. (4pts)
3. Which of the two compounds is more toxic? How can you tell? (2pts)
4. What are the acute effects of exposure for each compound? (1pt)
5. What does the MSDS/SDS recommend be done if each compound is ingested? (1pt)
Rubric:
Sources of documents and definitions cited (URL’s)
Responses in your own words and in complete sentences
Short answer responses supported with evidence, of appropriate length, and grammatically adequate
Organized calculations with units and correct sig figs
In: Other
Suppose that you are an elementary school teacher and you are
evaluating the reading levels of your students. You find an
individual that reads 56.2 word per minute. You do some research
and determine that the reading rates for their grade level are
normally distributed with a mean of 95 words per minute and a
standard deviation of 22 words per minute.
a. At what percentile is the child's reading level (round final
answer to one decimal place).
b. Create a graph with a normal curve that illustrates the
problem.
For the graph do NOT make an empirical rule graph, just include the
mean and the mark off the area that corresponds to the student's
percentile. There is a Normal Distribution Graph generator linked
in the resources area. Upload file containing your graph
below.
c. Make an argument to the parents of the child for the need for
remediation. Structure your essay as follows:
In: Statistics and Probability
please write 1,500 word Briefing Document should:
• Introduce the nature of the issue that is being addressed
• Outline briefly the possible solutions that could be adopted
• Examine in detail why you are not recommending at least two possible solutions
• Explain which solution you are recommending, and provide justifications
• Conclude your document with a summary of your main points
• Provide a list of references
should university go paperless.
Introduce the nature of the issue that is being addressed • Outline briefly the possible solutions that could be adopted • Examine in detail why you are not recommending at least two possible solutions • Explain which solution you are recommending, and provide justifications • Conclude your document with a summary of your main points • Provide a list of references Points to consider • Your document should examine and explore a range of possible solutions to the situation in the scenario and all relevant aspects. • You should make as much use of the materials provided as appropriate and explore as many ideas and solutions as possible. • You should recommend one particular solution by examining different possibilities. • You could decide to recommend further information is gathered before a final decision is taken, but you should be clear and specific about what further information is required and to what outcomes this would lead.
In: Psychology
Wage information collected by the Census Bureau shows the number of workers being paid at or below minimum wage between 1979 to 2017. The survey runs monthly with sample sizes of 60,000 men and 60,000 women participants.
The wages of men paid at or below minimum wage showed a mean of 1393 workers and a std. deviation of 589 workers.
The wages of women paid at or below minimum wage showed a mean of 2511 workers and a std. deviation of 1107 workers.
1. Construct a 95% confidence interval to estimate the true population mean of men that are being paid at or below minimum wage:
< (enter a variable or word) < (remember to round up to nearest integers)
2. Is this a t-distribution or z-distribution? (answer 't' or 'z')
3. What are the critical values associated with your given significance level α? (separate your answers by comma and round to 2 decimals)
4. What is the margin of error for men workers? (remember to round up to nearest integer)
5. Construct a 95% confidence interval to estimate the true population mean of women that are being paid at or below minimum wage:
< (enter a variable) < (remember to round up to nearest integers)
6. What is the margin of error for women workers? (remember to round up to nearest integer)
In: Statistics and Probability
The magnetic field at a distance ro from a long straight wire carrying a current I is given by B=u0I/2PI ro . For the statements below, circle the word or phrase that correctly completes the sentence.
A) For a fixed current of 3.00 A in the wire, the magnetic field sensed by a Hall probe will _________________ if the distance r0is changed from 0.6 cm to 1.2 cm. (double, triple, reduce to half, reduce by 0.6 mT)
B) If the current I is reduced from 3.00 A to 1.50 A for a fixed value of r0= 2.00 cm, the magnetic field sensed by a Hall probe will_________________________. (double, triple, reduce to half, reduce by 1.5 mT)
C) If B is plotted against several values of r0for a fixed current I, the graph will be a ______________________ . (straight line of positive slope, straight line of negative slope, curve decreasing with increasing r (positive curvature), curve increasing with increasing r (negative curvature)
D) Regions of constant magnetic field around a current carrying wire form _________________________ when viewed in cross section. (straight lines, triangles, circles, squares, hyperbolas)
E) If B is plotted against several values of I for a fixed distance r0, the graph will be a _________________ . (straight line of positive slope, straight line of negative slope, curve upwards of positive curvature, curve downwards of negative curvature).
In: Physics
A base dissociation (hydrolysis) takes the following reaction pattern:
Base + H2O = OH- + Conjugate acid
For example the dissociation reaction of CH3COO- is presented as
CH3COO- + H2O = OH- + CH3COOH
If you write down the dissociation (hydrolysis) reaction of CN-, it is presented as [Q1].
Do not try to make subscriptization or superscriptization. Just type numbers, and + and - signs in the same way as you type words. Examples: H3O+, Cl-, HPO42-, etc.
In order to give a space, hit the space bar once after typing each compound formula or ion formula or + sign or equal sign.
Write down the expression of the equilibrium constant of the combined reaction of the following two dissociation reactions:
HCN + H2O = H3O+ + CN- Ka
CN- + H2O = HCN + OH- Kb
Do not try to make subscriptization or superscriptization. Just type numbers, and + and - signs in the same way as you type words. Examples: H3O+, Cl-, HPO42-, etc.
The equilibrium constant for the following reaction at 500 K is assumed to be 100.
3H2 + N2 = 2NH3
Concentrations of H2, N2, and NH3 are observed to be 1.0 M, 2.0 M, and 10.0 M, respectively, at the same temperature of 500 K.
An equilibrium has______________reached. The reaction should proceed to the __________________.
Type the word left or right for the second question.
In: Chemistry
Each of parts (a) to (e) below contain separate statements that you are required to answer separately. For each of the statements indicate whether it is TRUE or FALSE and briefly explain your reasons with reference to legislation, case law or rulings (as appropriate).
A taxpayer with an Australian domicile will not always be considered a tax resident of Australia.
The second positive limb for the general deductions provision in section 8-1(1)(b) ITAA97 imposes a stricter nexus test than for the first positive limb in section 8-1(1)(a). This is because the word ‘necessarily’ limits deductions for business taxpayers to unavoidable expenses.
Although the taxpayer in Western Suburbs Cinemas Ltd was not allowed a deduction for the replacement of a ceiling using a different material to the original, there are still some instances where a taxpayer could undertake a repair using a different material and be allowed to claim a repair deduction under section 25-10 ITAA97.
An individual taxpayer (Chris), who is not registered for GST, is allowed a general deduction for an expense incurred of $198 (GST-inclusive). Chris can only claim $180 under section 8-1 ITAA1997, as the remaining $18 is GST.
Where a taxpayer sells their main residence dwelling and the CGT event from this sale results in a capital loss, the taxpayer can apply that capital loss to any capital gains that they have.
In: Accounting
CEO of your firm has just announced that the organization is considering two diverse strategies to increase business: marketing healthcare services to the mature healthcare consumer, or marketing healthcare services to international consumers. Read the following two articles: Fell, D. (2002). Taking the U.S. health services overseas. Marketing Health Services, 22(2), 21-23. Click here to read the article. Marsh, D. (2010). Marketing to the mature marketplace. Marketing Health Services, 30(1), 12%u201317. Click here to read the article. Compile two marketing proposals based on the marketing strategies outlined inWeek 2 assignment. Would either of the two marketing opportunities compliment the marketing strategy expressed in your proposal? Submit a 6- to 7- page Microsoft Word document detailing your views about including either, both, or neither of the two proposals in your marketing proposal. Specifically address the following: The opportunities available to the organization by marketing healthcare services to the mature marketplace and the opportunities available to the organization by marketing healthcare services to the international consumer. How either or both of the opportunities compliment or conflict with the organization%u2019s current marketing strategy. What recommendations you would make to the CEO concerning the two proposals.
In: Finance
An investigator conducts a study to examine the benefits of psychotherapy for individuals with depression. Specifically, the investigator predicts that depressed individuals who receive psychotherapy in addition to drug therapy for depression will display significantly lower levels of depression than persons with a diagnosis of depression who receive only drug therapy. The investigator assigns 10 subjects to each of the two conditions stated above. After three months the investigator measures depression using a scale in which higher scores reflect higher levels of depression.
1. Write the null and alternative hypotheses for testing the investigator’s prediction.
2. Please use SPSS to test the null hypothesis stated above and attach the SPSS output herewith.
3. Please provide a sentence in APA format for a results section that states the conclusion the investigator is entitled to draw. You can type the sentence at the SPSS output. Note : Your typed responses in a colored font will help me find your responses faster.Please attach a word doc. file as your attachment.
Psychotherapy plus drug therapy group: 23, 19, 16, 18, 15, 22, 16, 18, 19, 20
Drug therapy only: 24, 27, 26, 28, 29, 24, 26, 25, 22, 28
In: Statistics and Probability
You have been asked by your health care organization to provide a detailed report on the benefits of implementing a new health information technology system to comply with the current mandates. Develop a report of 10–12 pages detailing how information technology systems can be used to analyze organizational data for a health care organization. This should include types of systems where data may be retrieved and how IT and various applications can be used to aggregate and analyze the data to understand issues, identify root causes, and document progress related to implemented changes, patient progress, quality assurance, and compliance. Make sure to address the following questions: With plenty of data stored on computer systems, data should not be a problem, but access to the data and sharing of information may have implications under federal regulations. PLease discuss the following question in 500 word count. PLease cite all reference
What precautions might you suggest when handling health care data? Be sure to apply current trends in health care from proven sources and models. Consider the support capabilities of a typical health care operation and where employees may access data of various types related to patient needs. What might be accessed, and what controls may be needed to protect patient data?
In: Nursing