What section would you read, in a published paper, to find the purpose and history of the project?     experimental section     supplemental information     conclusions     introduction     results and discussion

Q: Give picture of example of particulate matter in ocean.

A: Particulate matter is a mix of solids and liquids, including carbon, complex organic chemicals,…

Q: Is I₂ being created or destroyed by the chemical reaction? If I2 is being created or destroyed, what…

A: The rate of a chemical reaction is a measure of how quickly reactants are converted to products. It…

Q: Course name: College Chemistry You need to solve this problem based on Problem, Data, Hypothesis…

A: The objective of the question is to apply the scientific method to a scenario involving study habits…

Q: Read the descriptions of components of a typical journal article. Assign each description to the…

A: In the given question, the four different part of a scientific experimentation is discussed. The…

Q: 3. Classify the following errors if either Random or systematic error, if systematic specify how to…

A: The random error means the unpredictable disturbance occurs in the experiment by the unknown…

Q: "Synthesis gas" is a mixture of carbon monoxide and water vapor. At high temperature synthesis gas…

A: Considering any reaction like- aA + bB ⇌cC + dD The equillibrium constant Kc of this reaction can be…

Q: why milk soap rainbow experiment is related to art? why it looks creative,? and looks interesting.

A: This happens because the soap changes the surface tension of the milk, and this change in surface…

Q: the type of measurement to the unit given below. the appropriate labels to their respective targets.…

A: The appropriate labels are: 1) millilitre- volume

Q: Data we gather in the experiment Identity of metal Tin MEASUREMENT VALUE  Mass of metal, (g)…

A: Specific heat capacity of the metal sample can be measured by calculating the heat gained by water…

Q: What would be the appropriate units for a percent by mass concentration? See OpenStax Chemistry 3.3…

A: according to bartleby guidelines i am answering the first one, please repost remaining ones.

Q: Is the experimental value exactly equal to the theoretical value?     If not, what could be the…

A:

Q: Choose BEST answer from drop-down menu In the highly unlikely event of a fire in the laboratory, you…

A: Fire extinguishers remove oxygen so the fire cannot continue to burn.

Q: What part of research refers to wrapping up of ideas and leaving a strong final impression on the…

A: Research generally addresses a particular problem and probable solutions to the problem. While…

Q: 1. Calculation of the Average, Percent error, Standard deviation, and Relative standard deviation.…

A: For the given set of data, we have to calculate the average, percent error, standard deviation and…

Q: Random error may result from all of the following except: Faulty calibration Temperature…

A: Random error can is caused by uncontrollable variables that cannot be rectified and removed.  Randon…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Given :Mass = 29 g = 2.9 x 10-2 kgVelocity = 765 m/s Formula to be used: λ=ph​where, λ - de Broglie…

Q: 4. Suppose you took the test tube out of the boiling water bath for -30 seconds as you forgot to…

A: “Since you have posted multiple questions, we will provide the solution  only to the first question…

Q: Which of the following is incorrect: a. General steps in quantitative analysis include: Method…

A: Statement a is correct as it includes general steps in quantitative analysis.  Statement b is…

Q: What are the proper steps to use a mass balance?

A: Paper, Sheet or any sample container is used for the measuring the chemical sample.

Q: If you have a mixture of water with activated carbon and common salt. Sequence Correct operations,…

A: Activated carbon particles are insoluble in water. Therefore, first the solution has to be filtered…

Q: You are asked to perform a serial dilution using a 3.94 M concentrated stock. Determine the…

A: Given ,Serial dilution takes place, with stock solution concentration of 3.94 M Objective :To find…

Q: The variance of chemical experiment .data is square of standard deviation

A: The standard deviation and variance are used to measure the scattering of data from the mean value.…

Q: General Chemistry II Laboratory Manual, 2021 Revision Questions: 1) When you set up the temperature…

A: 1.)It is stated in the problem that the probe could read off temperatures at 1 or 2 degrees Celsius…

Q: January 10, 2017 Jane Doe and John Doe Experiment 1: Density, Graphing, Accuracy and Precision…

A: To know more about cumulative volume, we need to check the total volume added after the initial…

Q: 7. Propose how you might synthesize the following molecules from an alkyl halide and a nucleophile.…

A: The given structure is 2,6-Dimethyl-4-heptanone.To synthesize 2,6-Dimethyl-4-heptanone from an alkyl…

Q: a) By how much should the student expect their sample measurements to increase by? Why? b) Will…

A: (a) In spectrophotometry, the absorbance is directly proportional to the concentration of analyte…

Q: What is pre-exponential factor?

A: Chemical kinetics, also known as reaction kinetics, is a branch of physical chemistry that studies…

Q: How would the calculated recovery be affected if the collecting flask used in distillation was not…

A: 1) Distillation is a process of separating different miscible solvents based on their boiling point.…

Q: What is Flame Test? What is your observations about this flame test experiment? What is your own…

A: The purpose of the flame test experiment is to identify the presence of certain metal ions in a…

Q: Table 4.3 (data)Unheated sample Heated sampleSample color_______________ ____________Result ofadding…

A: The unheated sample (copper carbonate) is blue in colour and when it is heated thermal decomposition…

Q: 2. A student doing this experiment was puzzled by the fact that while each of the individual…

A: Hazardous Solution contains toxic ,hazardous chemicals that are harmful for nature.

Q: (Not Answered) 45.3 g of magnesium sulfate heptahydrate is heated in an oven until all the water is…

A:

Q: 2 What are some potential sources of error in the experimental procedure? Explain how these might…

A: Some potential sources of error in experiment are -  There may be systematic and random errors both…

Q: A tire pressure gauge reads 33.0 pounds per square inch . How many kPa is this? Remember that…

A: Given, 33.0 Psi  Convert to = _____KPa ?

Q: Analyze the class results below for the density measurements of copper. What is the average density…

A: The relative average deviation (RAD) is the arithmetic mean of a data set, the absolute value of the…

Q: Detail note on pollutant control

A: Pollution control Pollution control is the process of reducing or eliminating the release of…

Q: When benzene loses one of its hydrogen atoms, it is called phenylene True Error

A:

Q: Place 10 drops of the solution to be analyzed, mix thoroughly and centrifuge. ordinary test tube…

A: A centrifuge is a device that uses centrifugal force to separate materials. It separates the…

Q: Lab Data Time (min) 0 5 10 15 20 Rate of volume change (mL/hr) mL hr Rate of volume change(" = Tube…

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Q: 10. A scientist performs an experiment and then records the times required for a certain chemical…

A:

Q: in text form with proper workings and explanation for each and every part and steps with concept and…

A: Question 6: Fill in the blanks in the paragraph about the scientific method.In the scientific…