For a sample of Carbon that contains 2.41 x 1022 atoms, calculate: • number of moles of carbon in sample = moles of C %3D • number of grams of carbon in sample = grams of C

Q: Draw a solution map to convert a measurement in grams topounds.

A: Solution map is the block diagram which would make it easy for us to remember the formula and other…

Q: Match the image to the correct label (Pure substance, Pure compound, Homogeneous mixture,…

A: The images given are,

Q: Use unit analysis to show how to calculate the volume occupied by 15.8 grams of gold. See the table…

A: given :- mass of gold = 15.8 g  To calculate :- volume of gold  note :- The solution of this…

Q: Read the volume to correct significant figurs. 8

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…

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A: Density is the measurement of how  a material is tightly packed together in the solid. Density of…

Q: 9 water molecule(s) in to grams

A:

Q: A sick child has a temperature of 41.2°C. What is the child's temperature in Fahrenheit? O a. 106.16…

A:

Q: What is the percent by mass NaCl of a solution that contains 59.9 grams of NaCl and 87.6 grams of…

A: Solution: Here we have a solution contain 59.9 g NaCl and 87.6 g of water. To calculate: percent by…

Q: QUESTION: How much solute (lauric acid) do you need to add to the solvent wax (stearic acid) to make…

A: Suppose, x g of lauric acid is required to mix with the solvent wax stearic acid to make a 100 g…

Q: Calculate the density of a cube in the units of g/cm3 that has the density of 4.182g/in3  Use…

A: Rule for significant figure in Mathematical operation:(1) Addition and Substraction round by  the…

Q: what as the weight percent of water in the hydrate before heating? Put answer in one decimal place.…

A: Mass percent or weight percent is defined as the total mass of the substance divided by total mass…

Q: 23.14 mg to grams

A: We have to convert 23.14 mg to grams

Q: Question 9 Initial reading of the buret should be done above the zero mark O done below the zero…

A: In volumetric analysis, the concentration of the unknown solution is measured by another solution of…

Q: Equation of line R² Table 7-Part C Density of Isopropyl Alcohol RESULTS Type here Type here Type…

A: A question based on properties of liquids that is to be accomplished.

Q: Convert 0.386 g to milligrams. Use only the metric system.

A:

Q: 1) Name two checks you should make before using a balance.

A: Two checks that should be made before using a balance:

Q: Why should I learn the characteristics of the sigma notation?

A: Learning the characteristics of the sigma notation can be beneficial for a number of reasons. First,…

Q: What was the weight percent of water in the hydrate before heating?  Put answer in one decimal…

A: Weight percent of water in the hydrate before heating can be calculated using the given equation.

Q: How do you find the Mass of flask and the Mass of flask and vinegar How do you find Mass and volume…

A: The following steps should be followed while measuring the mass of the flask: A clean flask should…

Q: 29

A: Density formula is :  Density = mass / volume  Then, Volume = mass / Density  Volume = 130. g / 12.2…

Q: When doing percent error do the estimated value and true value need the same amount of sig figs or…

A: The true value and the experimental values are calculated under different experimental conditions…

Q: question. The melting point of an unknown solid is determined to be 40°C. What is this temperature…

A: Celcius, Fahrenheit and Kelvin are all units of temperature and can be converted from one unit to…

Q: Part B 54.6 g N2 Express your answer using three significant figures. VO AZ ΑΣΦ N = %3D Submit…

A: First of all calculate the moles of N2 by using formula - mole = mass/molar mass

Q: When 66.875 is added to 18.16, the result should be reported with When 88.94 is subtracted from…

A:

Q: The number of milligrams equivalent of any substance can be calculated from

A: In this question, we will see how to calculate the number of milligrams equivalent.  You can see how…

Q: Do not weigh these object. a. gas b. hot c. cold d. ice

A: In this question, we want to identify which object can not weigh.  How you can select correct…

Q: The elements that compose​ seawater, along with the corresponding​ percents, are shown in the table.…

A: The elements that compose of sea water are : Oxygen and Hydrogen Because composition of oxygen is…

Q: What happens to the density of a marshmallow when you squeeze it?   a. Remains constant     b.…

A: The experimental description of gaseous behavior between volume-pressure is given by the "Boyle's…

Q: In _________ __________ the components separate into distinct regions.

A: Concept is based on separation of mixture

Q: Express 4.5 μmol.mL-1 s1 is the units of M.min¹ (only type in your numerical value).

A: Unit conversion is required for the given concentration, and solution is the given below.

Q: Why are percent error values never negative?

A: The percent error is given by: percent error=|(experimental value-theoretical value)/theoretical…

Q: convert 0.386g to milligrams. use only metric system

A: Convert 0.386g to mg ?

Q: Based on the information provided in the table below, which compound has the lowest boiling point…

A: Given, Molar mass & Diplole moment of 3 compounds .

Q: Classify the following quantities if extensive or intensive property: 4 a.) Temperature b.) Mass c.)…

A: Given quantities: a) Temperature b) Mass c) Weight d) Volume We have to classify these quantities as…

Q: II. Calculations 1. Show calculations including units. a. Mass of product festp

A: GIVEN DETAILS ARE :mass of Mg=0.044gmass of crucible,cover and beaker=54.963gmass of crucible cover,…

Q: D Question 4 Consider an object that is in the shape of a cube with a mass of 45.8 grams. If the…

A: Answer:Density of an object is the ratio of its mass and volume as shown below:Here:

Q: A solution containing 78 g of NaNO3 in 70. g H2O at 50 °C is cooled to 20 °C. Use the solubility…

A: As per the data given 88 gm of NaNO3 is soluble per 100 gm of H2O at 20°C while 110 gm of NaNO3 per…

Q: What is the volume of sylvite per formula unit to 5 significant digits?

A: Sylvite is a potassium chloride mineral with the formula KCl.To find the volume per formula unit, we…

Q: Use unit analysis to show how to calculate the volume occupied by 18.0 grams of chromium. The…

A: Given :  Mass of chromium = 18.0 g  Density of chromium = 7.25 g/ml

Q: State the volume and mass for 1 mol of sulfur hexafluoride For volume express your answer to three…

A: Density is mass per unit volume

Q: If gasoline costs 98.5 cents per liter in Canada, what is the price in dollars per gallon? $3.73…

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…