A student calibrated a eudiometer by first recording the mass of the empty eudiometer followed by filling the eudiometer to the 50.00 mL line with deionized water at 22°C and recorded the mass. The mass of water was 49.012 g. In an experiment run at 22°C, a reading from the eudiometer of 46.78 mL corresponds to what true volume?

Q: How is accuracy and precision related to errors incurred in the chemical analysis? Why systematic…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Four research teams measured the speed at which signals travel down a certain type of nerve fiber,…

A: Given 85.0 m/s

Q: Given that 6.02 x 1023 ethanol molecules have a mass of 46.04 g, calculate the number of ethanol…

A: At first, we calculate the volume of the film of ethanol, which is----- 3.08 mm = 0.308 cm 10 cm =…

Q: Use the formulas below and the data in the table to fill in the empty spaces in the table. (Apply…

A: The equations we will be using in filling the tables are  1) Area = Length X Width

Q: density of irregular solid mass of irregular solid 9.039 g initial volume 68 mL final volume 74…

A: Given , Mass of irregular solid = 9.039 g Initial volume = 68 mL Final volume = 74 mL Total volume…

Q: Indicate whether the following statement is true or false. It is not possible to carry-out the…

A: no we cant subtract both quantities as: pL is picolitre that is  Full name: picoliter Plural form:…

Q: Nitroglycerine, used to treat patients with angina, is prescribed for a patient by IV at a rate of…

A:

Q: Which of the following is part O glass collection tubes a power source thormo meter

A: Hofmann apparatus used for  electrolysing  water and  it is invented  by August  Wilhelm Von…

Q: 20 Express the answer to this multi-step calcu- lation using the appropriate number of sig- nificant…

A:

Q: why is statistics itself is important in the field of chemistry especially in analytical chemistry?…

A: Answer:

Q: The following statements are correct regarding errors except Random errors are indeterminate but…

A: Systematic errors is a type of error , which does not arise by chance and is introduced due to…

Q: When a piece of aluminum is placed in a 25-mL graduated cylinder that contains 10.5 mL of water, the…

A: Density is given by the ratio of mass of the substance to that of the volume.

Q: 425 Time Series in the North Pacific 8.30 Mauna Loa Atmospheric CO2 (ppm) ALOHA seawater PCO2 insitu…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: 2 cOS TX dx sin?nx 12)

A: Answer 12 :-  -0.414/π + C = - 0.1317 + C Where C is any constant term

Q: Suggest two sources of systematic error and two sources of random error in measuring the width of a…

A: Error in a measurement is observed when the true measurement value differs from the measured value.…

Q: A. [Fe] = 0.012 M, [OH]= 0.015 M, Ksp = 2.5 x 1039. B. [Pb2*1 = 0.060 M, [CI]= 0.034 M, Ksp = 1.6 x…

A: The condition of precipitation is: Ionic product should be greater than the solubility product.

Q: A length of 155 nm can also be expressed as 1.55 x 104 pm 155000 pm O 0.155 pm 1.55 x 10-6 pm

A: 1 nm = 10-9 m 1 um = 10-6 m

Q: Calculate the total mass of water in kg on Earth's surface from the following data: total planetary…

A: Given, total planetary surface area = 510066000 km2            total land area = 148647000 km2…

Q: Consider a cellphone operating at the radio frequency of 2.99 x 108 s1. What is the wavelength of…

A: We know that : E = hv = hC/lambda  So, v (Frequency) = C(velocity of light)/lambda (Wavelength)  Or,…

Q: Wt of precipitate (Silver chloride) MW of silver nitrate MW of silver chloride Meg silver nitrate…

A:

Q: Mass of crucible, lid, and compound Trial 1 Trial 2 fired 10 min and cooled 20 min 1st mass…

A:

Q: Express the following in SI units, either base or derived.(a) 67.3 atm(b) 1.0 × 104 V cm-1(c) 7.4 Å…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: These are components of a sample that is of interest to the chemist, usually taken as a…

A:

Q: A 1.00 m long beam of stainless steel with a square 2.00 cm times 2.00 cm cross section has a mass…

A: Since density of any metal is given by  Density = mass of metal / volume of metal

Q: During a titration experiment, 50.00 mL of a certain solution needs to be transferred to an…

A: We use the same pipette five times.

Q: Which of the following statements about the sensitivity of an analytical method is true? O The…

A: The correct statement about the sensitivity of an analytical method is given below

Q: Calculate the amount of HCN that gives the lethal dose in a small laboratory room measuring 12.0 ft…

A: Given: Dimensions of Laboratory room: 12.0 ft x 15.0 ft x 9.10ft

Q: A manufacturer of paint claims that a gallon (3.78 L) of latex paint can cover 365 ft2 of the…

A: Volume of Paint = 3.78 L Surface Area of wall = 365 ft2 Thickness of painting = 3.40 mm   Volume of…

Q: The contents of one 90. lb bag of topsoil will cover 10. square feet of ground to a depth of 1.7 in.…

A: Given : 1 bag of topsoil will cover area = 10 ft2  And the depth covered by 1 topsoil cover = 1.7 in…

Q: A student finds that 24.96 g of water at 24.9 C(density=0.9971 g/cm3) is required to completly fill…

A: Given data,Mass of water to completely fill the flask=24.96gDensity of water=0.9971g/cm3Mass of…

Q: Foundation Of College Chemistry can you please give me the answer  step by step How many significant…

A: Significant figures are used to express the degree of accuracy of an answer. The rules for…

Q: 1.state the process determining the volume of irregular object 2.In determining the density of an…

A: 1. To determine the volume of irregular object (stone) following procedure can be followed: Take a…

Q: 6. An empty Erlenmeyer flask weighs 241.3 g. When filled with water (d = 1.00 g/cm³), the flask and…

A:

Q: The standard solution is prepared by dissolving a known mass of zinc pellets with conc. HCl. The…

A: Given information, Volume (V) = 250 mL = 0.25 L Mass of Zn (m) = 0.9809 g Molecular weight of the…

Q: Calculate the mass in kilograms of a 2.14 kg object when its velocity, relative to us, is each of…

A: Mass in kilograms of the object =   2.14 kg  Velocity of light, 3.00 x 108 m/s velocity = 3.28 x…

Q: A method of analysis yields masses of gold that are low by 0.5 mg. This method is used for analysis…

A:

Q: METHANE EMISSIONS: Mass per time (m/t): megagrams, or teragrams per year (Mg yr–1, Tg yr–1) Mass…

A: Mass flow rate is the mass of a substance which passes per unit time and its SI unit is Kg s-1. Mass…

Q: A sprinter must average 24.0 mi/h to win a 100-m dash in 9.30 s. What is hiswavelength at this speed…

A: Velocity of the springer is,

Q: What is analytical chemistry in your own words? How do you differentiate analytical chemistry from…

A: Analytical chemistry can be used for the detection of chemical compounds.

Q: Edward wants to convince his classmates that his 50.00-mL buret is a class A glassware (calibration…

A: Given: Nominal volume of burette (NV) = 50 mL Calibration correction = 0.05 mL Equation governing is…

Q: Table: Data Wt of KHP (g) MW of KHP meg, of KHP Volume of sodium hydroxide solution used (ml)…

A: Given: Data Trial  wt of KHP 5g MW of KHP   meg of KHP   Volume of Sodium hydroxide…

Q: What is the equivalent of 7 cm of mercury (sp.gr. = 13.6) in meters of air (density = 1.29 g/L)?…

A: Given: Height in mercury = 7 cm = 0.07 m                                      (Since 1 m = 100 cm)…

Q: A student calibrated a eudiometer by first recording the mass of the empty eudiometer followed by…

A: The density of water at 220C is 0.9978 g/mL

Q: 2. Express each of the following measurements in scientific notation. a. speed of light in a vacuum,…

A: Scientific notation :  Scientific notation is expressed in a way that the decimal is placed after…

Q: X and Y are quantities that are related to each other by inverse proportion, what will the value of…

A: Welcome to bartleby !

Q: The maximum level that the EPA considers safe for lead air pollution is 1.5 micrograms per cubic…

A: Given : Volume of lungs = 5.30 L And maximum safe level concentration of lead = 1.5 µg/m3

Q: The pharmacist weight 800 mg of a substance on a balance of dubious accuracy. When checked on a…

A: Percent error is defined as the ratio of absolute value (modulus) difference of true value and…