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English
College
The plane has just (take) off
English
College
1. Give an example of propaganda that the Government inpeople believeAmong the Hidden tries to make the
Mathematics
High School
What is the probability of picking a red marble from a bag containing 4 white marbles and 7 green marbles? *
Biology
College
The introduction of Caulerpa, also known as killer algae, into California was ultimately the result of _______.a.hull foulingb.the aquarium trade in exotic, nonnative aquatic speciesc.intentional released.an algae farming company
Mathematics
High School
Drag a graph to each category based on the slope of the graph.
English
College
In this text, how do readers learn about Peter Hovenden's character?Athrough visual descriptions of HovendenBthrough Hovenden's opinions of othersCthrough the narrator's analysis of HovendenDthrough Hovenden's actions toward Annie
Social Studies
High School
Who was Hanfeizi? - TCI Chapter 21 Section 4
Mathematics
College
5,890,000=a10b a==?
Chemistry
College
Use the solubility rules from the Lab 4 introduction and your knowledge of qualitative separation schemes from the lab to answer the following questions. The qualitative analysis experiment you did is actually an abbreviated version of a much larger analysis scheme in which many different cations are separated and identified. Suppose a mixture contains Ag , K , NH4 , Hg22 , Pb2 , Mg2 , Sr2 , Ba2 , Cu2 , Al3 and Fe3 . (a) Which of the following ions could you separate, by causing them to precipitate, with the addition of HCl?Ag+ K+ NH4+Hg22+ Pb2+ Mg2+Sr2+ Ba2+ Cu2+Al3+ Fe3+ (b) After the addition of HCl, the above sample is centrifuged and decanted. Which of the following cations remaining in the supernatant could you separate, by causing them to precipitate, with the addition of H2SO4? (Hint: H2SO4 is a source of sulfate ions. Select all that apply.)Ag+ K+ NH4+Hg22+ Pb2+ Mg2+Sr2+ Ba2+ Cu2+Al3+ Fe3+
Social Studies
High School
What is the purpose of the lab, the importance of the topic, and the question you are trying to answer What is your hypothesis (or hypotheses) for this experiment?What methods are you using to test this (or each) hypothesis?Locate the data and observations collected in your lab guide. What are the key results? How would you best summarize the data to relate your findings?Do you have quantitative data (numerical results or calculations)? Do you have qualitative data (written observations and descriptions)? How can you organize this date for your report?What do the key results indicate?If you constructed graphs, what trends do they indicate in your data?Were there any problems with the experiment or the methods? Did you have any surprising results?What do the results tell you about your hypothesis(es)?How do the data support your claim above?If you could repeat the experiment and make it better, what would you do differently and why?Writing the Lab ReportNow you will use your answers from the questions above to write your lab report. Follow the directions below.Section I: Experimental OverviewUse your answers from questions 13 as the basis for the first section of your lab report. This section provides your reader with background information about why you conducted this experiment and how it was completed. Outline the steps of the procedure in full sentences. It also provides potential answers (your hypothesis/es) relative to what you expected the experiment to demonstrate. This section should be 13 paragraphs in length.Section II: Data and ObservationsUse your answers from questions 45 as the basis for the second section of your lab report. This section provides your reader with the data from the experiment, in a summarized and concise way. No paragraphs are required for this section, but you do need to include the key data and observations from which you will generate your analysis and discussion. This section is objective.Section III: Analysis and DiscussionUse your answers from questions 68 as the basis for the third section of your lab report. This section provides your reader with your interpretation of the data set. You will also give an example of any calculations or formulas you used to analyze your data. Also, you will want to include any graphs that you made and interpret them for the reader.If you did construct graphs, your Student Guide included information on which graphs to construct. Graphs should have the following:Appropriate titlesAppropriate labels for each axisAppropriate scales for each axisCorrect units for the dataComplete a rough sketch of each graph. Explain in one or two sentences what trend the reader should observe in each of your graphs.Mention any problems, unusual or unexpected data, or other factors with the experiment here, and suggest possible causes. This section can be somewhat subjective, unlike Section II, because you are free to include your personal interpretations or even speculation if it adds constructive, reasonable insight to the discussion. This section is variable in length, and should likely be the longest part of your report.Section IV: ConclusionsUse your answers from questions 9-11 as the basis for the fourth section of your lab report. In this section you will summarize the outcome of the experiment, and discuss how the original hypothesis(es) was (were) either supported or refuted. Use logic and reason in explaining your statements, and be sure to refer to specific data from your experiment that supports your argument.This section also demonstrates your understanding of the experiment, through your ability to offer constructive criticism about its design and make suggestions for future experimentation. There are always ways that experiments can be improved. Now that you are a veteran of this experiment and have experience with the procedure, offer some advice to the next scientist about what you suggest and why.This section should be 12 paragraphs long.OverallWhen complete, the lab report should be read as a coherent whole. Make sure that you connect different pieces with relevant transitions. Review for proper grammar, spelling, punctuation, formatting, and other conventions of organization and good writing.
Arts
High School
In theatre3. Who makes the show look good?
English
High School
Are inventions realized through inspiration or perspiration?Are inventions realized through inspiration or perspiration?
Mathematics
Middle School
Estimate the perimeter of the figure to the nearest whole number.perimeter: about __ units
Social Studies
High School
For which type of programs would a government most likely use a cost-benefit analysis? Select three options.changing a school lunch programbuilding a small or large courthousehiring new police officers and firefightersplanning when to repave a roadhiring new teachers for a school
Mathematics
High School
what does 2+3=8-4 im trying to do the work btu i dont know how to
English
High School
In a contraction, what do you put in place of the letters you take out?
English
College
Choose 1 reacreational activity that you had done in the past. (Its either indoor or outdoor). Then share your experiencr on that activity.
Mathematics
High School
What is the end behavior of f(x)
Mathematics
High School
What is the area of a square with side lengths of 3/5 units?
Mathematics
College
what is the slope of the line that passes through the points (2,-3) and (2,13)? write your answer in simplest form
Mathematics
High School
Find the value of BC
Mathematics
High School
Diego runs for 32 seconds at -8.1 meters per seconds. What is his finish point?
English
High School
What is the authors MAIN purpose for writing Cell Description #1? A. to inform the reader about the parts of cells and the roles those different parts play B. to explain how the Golgi apparatus impacts the endoplasmic reticulum C. to persuade the reader that cells are an important part of our world D. to compare the parts and function of plant cells to living cells
Mathematics
High School
Cara makes a fruit drink usingapples and oranges. For every 1 apple she uses 3 oranges. She uses 20 fruits altogether. How many oranges does she use?
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