A 15.0cm long cylindrical tube, sealed at one end is filled with ethanol. The mass of the ethanol needed to fill the tube is found to be 9.64g. Calculate the inner diameter of the tube in cm. Density of ethanol = 0.789g/mL.(volume of a cylinder = πr2 l )

Q: A chemist dissolved 7 grams of a substance in water. The resulting solution has a mass of 15 grams…

A: A solution consists of solute and solvent. A solute is defined as the component that is present in a…

Q: thickness of aluminum foil mass of aluminium foil 0.405 g length of aluminum foil 9.5 cm width of…

A: Given data, Length of aluminium foil= 9.5 cm  width of aluminium foil = 9.6 cm  and mass of…

Q: In water conservation, chemists spread a thin film of a certain inert material over the surface of…

A: Answer :           Lenght of each oil molecule = 2.38 nm. Given :            Volume of oil = 0.10 mL…

Q: What is the density of the metal weight?

A: Mass of empty beaker = 0.1 gTotal mass of system = 0.54 g

Q: High-density lipoprotein (HDL) is a type of cholesterol, sometimes called “good cholesterol,” that…

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

Q: A 22.37 g sample of pure sodium was prepared for an experiment how many mL of sodium is this?( the…

A:

Q: A swimming pool has average dimensions of 40 feet by 20 feet by 6.0 feet. Given the density of water…

A: The formula of density is given as follows: Rearranging the terms,it becomes

Q: Given the density of Au is 19.3 g/cm3, determine the mass of gold (in grams) in an ingot with the…

A:

Q: A typical cheese contains 30.17% water, 31.23% protein, 34.39% fat by mass and the rest made up of…

A: A density of any object depend on the mass of the object as well as the volume it occupies. Here we…

Q: The volume of gold idol is approximately 1.0L. The density of gold 19.3 g/ml. When gold idol is…

A: Given - Density of gold = 19.3 g / ml Mass of gold idol = 16.5 kg Volume of water displaced = 954 ml…

Q: A certain person had a brain that weighed 1.45 kg and contained 1.45 x 1010 cells. Assuming that…

A: The length of one side of the cell can be calculated from the volume of one cell.

Q: 95. Calculate the volume of a rectangular box with the dimensions 42.6 cm by 4.41 cm by 1.932 cm.…

A: Given data, Dimensions of rectangular box= 42.6cm, 4.41cm, 1.932cm.  Density of mercury = 13.63 g/mL

Q: A thin sheet of nickel measured 5.00 cm by 7.00 cm was found to weigh 0.350 g. If the density of…

A: Given : Mass of Nickel sheet = 0.350 g Length of sheet = 5.00 cm  Width of sheet = 7.00 cm

Q: copper wire is 33.99 cm long and weighs 1.621 g. The density of copper is 8.933 g/ cm^3. What is the…

A: Volume of wife is =πr2l Density=mass/volume  Use this formula to get the answer

Q: You are supplied with another cylinder made of the same material. If the cylinder length is 1.83…

A: Volume of the cylinder can be determined from its length and radius. Mass of the cylinder can be…

Q: What is the area in cm² of a sheet of paper that is 8.50 in x 11.0 in?

A:

Q: The density of human urine is normally between 1.003 and 1.030 g/mL, and is often used as a…

A: The density of human urine is normally 1.003 to 1.030 g/mL 25 ml of urine has 26.875 g weight

Q: The diameter of a single carbon particle in a sample of printer toner is 25nm. If you have 50g of…

A: The number of carbon atoms in 50 g of carbon is; nC=mCMMC=50.0 g12.0 g/molNC=50.0 g12.0…

Q: The density of manganese is 7.21 g/mL, that of calcium chloride is 2.15 g/mL, and that of sodium…

A: Given: The density of manganese = 7.21 g/mL The density of calcium chloride = 2.15 g/mL The density…

Q: You are assigned the task of separating a desired granular materialwith a density of 3.62 g/cm3 from…

A: Given: Density of desired material = 3.62 g/cm3 Density of undesired material = 2.04 g/cm3.

Q: 2. The density of Zinc is 7.13 g/cm³. What is the volume of a sheet of zinc that is 45cm by 60cm in…

A: Given information,   Density of Zinc = 7.13 g/cm3   Area is 45 cm x 60 cm and thickness is 0.0155 cm

Q: A 75 g sample of sodium chloride (table salt) is to be produced by evaporating to dryness a quantity…

A: NaCl = 3.5 % by mass % by mass = Mass ofsolutemass of sea water solution×1003.5 % = M1 g×100M =…

Q: A waterbed filled with water has the dimensions 8.0 ft x 7.0 ft x 0.75 ft. Taking the density of…

A: Given: The dimensions of the waterbed = 8.0 ft × 7.0 ft × 0.75 ft The density of water = 1.00 g/cm3…

Q: A sphere of pure iron metal contains 9.57 X 10^24 Fe atoms. What is the radius of the sphere in…

A:

Q: A 25.00 grams sample of a metal is placed carefully in a graduated cylinder, and then benzene is…

A: Given : mass of metal = 25.00 g Mass of metal + benzene = 60.85 g Volume of metal + benzene = 50.00…

Q: The density of manganese is 7.21 g/mL, that of calcium chloride is 2.15 g/mL, and that of sodium…

A: Given, Density of manganese = 7.21 g/mL Density of calcium chloride = 2.15 g/mL Density of sodium…

Q: 25.00 g sample of a solid is placed in a graduated cylinder and then the cylinder is filled to the…

A: Use formula density= mass/volume

Q: A 200mg piece of gold is hammered into a sheet measuring 2.4ft x 1.0ft, what is the thickness of the…

A: Different units are used to express the volume and mass of substances such as grams, micrograms,…

Q: The weight of a metal sphere was measured to be 9.81 g. Unfortunately, the caliper that was supposed…

A: Given : weight of a metal sphere = 9.81 g  Density = 7.26 g/cm3 To find : Radius of metal surface…

Q: To determine the density of an irregularly-shaped solid, a student immersed the object in 25.0 mL of…

A: To solve this problem we have to find the volume of object and then we will able to calculate the…

Q: The density of Solid A is 2.70 g/cm3 and that of Solid B is 3.87 g/cm3 . If 1.00 g of each solid is…

A:

Q: in the opening scene of the movie Raiders of the Lost Ark, Indiana Jones tries to remove a gold idol…

A: Answer: Given data: dgold=19.32g/cm3dsand=3.65g/cm3 Dimensions of gold idol 5inch×5inch×5inch

Q: 1. The density of water at 25°C is 0.997 grams per mL. If a swimming pool holds 265 gallons of water…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: A rectangle lead apron is placed over the chest of a patient while X-rays are taken in a dental…

A: The volume of the rectangle is calculated as shown below where l, w, and h are the length, width,…

Q: A. A typical cheese contains 30.17% water, 31.23% protein, 34.39% fat by mass and the rest made up…

A: We have to predict the mineral water content, volume occupied.

Q: . Suppose you measure the weight of a metal to be 160.5 g and then you place it in a graduated…

A: Mass of metal = 160.5g  Volume of solid metal and liquid = 248.2ml Volume of (metal + water) =…

Q: A small crystal of sucrose (table sugar) had a mass of 6.170 mg. The dimensions of the box-like…

A: Given: mass of small crystal of sucrose = 6.170 mg dimensions of box (l×b×h), = 2.20 mm x 1.40 mm x…

Q: At room temperature the element bromine, Br2, is a liquid with a density of 3.12g/cm3 . Calculate…

A: Density is defined as the mass of the substance per unit volume. Bromine is a liquid at room…

Q: 8. The distance between the centers of the two oxygen atoms in an oxygen molecule is 1.21 x 10-8 cm.…

A: Given, Distance between the centres of two oxygen atom in an oxygen molecule (d)= 1.21 × 10-8 cm…

Q: A piece of metal weighing 305.5 g is placed in a graduated cylinder containing 241.3 mL of water.…

A: Mass of the metal = 305.5 gVolume of the metal = volume of the water displaced = 269.5 mL – 241 mL =…

Q: Blood alcohol content is a measure of alcohol in the blood as a percentage. It is calculated in…

A: A BAC of 0.08% means that 0.08 g of alcohol is present in 100 mL of blood  So the required…

Q: The density of mercury is 13 g / cm3 , What mass of mercury is contained in a cube with a 3 cm edge?

A:

Q: The mass of an empty 10ml graduated cylinder is 8.6g. What is the mass of a graduated cylinder with…

A: The given data is: Mass of an empty 10 mL graduated cylinder is 8.6 g Volume of water = 10 mL…

Q: An aluminum cylinder is 10.0cm in length and has a radius of 0.25cm. If the mass of a single Al atom…

A: Length of aluminium cylinder = h = 10cm Radius = r = 0.25cm Mass of single Al atom = 4.48x10^-23 g…

Q: block of lead has dimensions of 4.50 cm by 5.20 cm by 6.00 cm . The block weighs 1591g. From this…

A: Given that: Mass of lead block = 1591 g  Dimension of lead block = 4.50cm×5.20cm×6.00cm So, volume…

Q: Calculate the volume of a book with the following dimensions: length = 28.3 cm, width = 22.2 cm,…

A: Volume of the book can be calculated by using the formula given below as; Volume = Length × Width ×…

Q: What is the mass of a magnesium block that measures 2.5 cm x 3.5 cm x 1.5 cm if the density of…

A: Given : Density of magnesium = 1.738 g/cm3  And measurement of block = 2.5 X 3.5 cm X 1.5 cm

Q: A star is estimated to have a mass of 2 x 1036 kg. Assuming it to be a sphere of average radius 7.0…

A: Given:m = 3 x 10³⁶ kg, the mass of the starr = 7.6 x 10⁵ km = 7.6 x 10⁸ mCalculate the volume of the…