If you have a coin made of the densest element that weighs 197.07 g, and has a thickness of 4.00 mm, what is the diameter (in cm) of the coin?

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: The radius of a copper (Cu)atom is roughly 1.3 x 10 10 two separate copper atoms? (Assume there are…

A:

Q: The density of ethylene glycol (anti-freeze) is 1114 kg/m3. How much mass (in kilograms) of this…

A:

Q: Which of the following is a chemical property of Sodium?A.melts at 60°CB.soft solid C.density of…

A: Chemical property is a characteristic of a compound that can be observed after it undergoes in a…

Q: A cube of an unknown metal measures 0.250 cm on one side. The mass of the cube is 0.095 g. Which of…

A:

Q: The radius of an atom of gold (Au) is about 1.35 Å. Part A: Express this distance in nanometers…

A: Radius of

Q: Lithium is the least dense metallic element. Its density is 0.534 g/mL. What is the mass of lithium…

A: Given : Density = 0.534 g/mL Volume = 1.00 in3 Convert in3 into mL as follows. 1 in3 = 16.3871 mL

Q: The radius of a copper (Cu)atom is roughly 1.3 x 10 10 two separate copper atoms? (Assume there are…

A: Given that: Radius of copper atom=1.3×10−10m

Q: 8. A company delivering crates of soap ships their cargo on pallets. A single pallet contains 6.00…

A: 8) Given: Number of pallets = 2 pallets Number of crates in 1 pallet = 6.00 crates. The number of…

Q: An atom of a particular element has a volume of 7.8 x 10-31 m3. What is this volume in cubic…

A: An atom is always neutral because of the equal number of electrons and protons. Electrons are…

Q: Given the following data, what was the dollar amount of the gold that could have been extracted from…

A:

Q: You want to determine the density of a compound but have only a tiny crystal, and it would be…

A: Given, volume of CHCl3 = 5.50 mL            density of CHCl3 = 1.492 g/mL            volume of CHBr3…

Q: An empty vial weighs 55.32 g. (a) If the vial weighs 185.56 g when filled with liquid mercury (d =…

A: The density of a liquid is defined as the ratio of the mass of the liquid to the volume. The SI unit…

Q: how many nanomoles is a 83.9 pg sample of platinum?

A: Given :- mass of Pt = 83.9 pg  To calculate :- number of nanomoles of Pt  Number of moles =…

Q: Determine the mass (in kg) of a silver sphere with a diameter of 8.25 in.

A:

Q: What mass of solid lead would displace exactly 234.6 liters of water? Given that lead has a density…

A: Unit of volume and density is converted as follows:

Q: (1.8)The area of a paper is 758 cm². What is the area of the paper in m²? O 7.58 x 104 m² O 7.58 x…

A:

Q: An antacid tablet weighing 0.938 g contained calcium carbonate as the active ingredient, in addition…

A: We know that, according to the law of conservation of mass in a chemical reaction, the mass of the…

Q: ZSM-5, a catalyst material, has a surface area of 425 m/g. What is the surface area of this material…

A: Given: Surface area = 425 m2/g To find: Surface area in cm2/mg We know that, 1 m = 100 cm 1 g = 1000…

Q: A stack of paper has a volume of 187 cube inches Now all the sheets are laid out on the floor,…

A: Given: Volume of a stack of paper = 187 cubic inches Area covered by paper       = 46,750 square…

Q: A 0.0890N NaOH is used for standardization. The initial volume reading in the burette was 0.30 mL,…

A:

Q: You weigh a crucible empty to be 44.181 g. You add Mg and weigh the crucible and Mg together to be…

A: Given : Mass of crucible = 44.181 g And mass of crucible with Mg = 44.421 g

Q: The density of the organic compound benzene is 0.879 g/mL.Calculate the mass in grams of 1.00 qt of…

A: Given information,    Density of benzene is 0.879 g/mL.    Volume of benzene is 1.00 quart

Q: What is the mass, in grams, of a pure gold cube that has a volume of 5.00 cm3?

A: Answer: mass of pure gold cube is 96.5 g. Given:      Volume of pure gold cube=5.00 cm3      Density…

Q: The shattered glass case at the scene of a jewelry store robbery was determined to be made of potash…

A: When a body is immersed in a fluid, it displaces the fluid. Then calculate, --------- (1)

Q: If a large marshmallow has a volume of 2.00 in3 and density of 0.242 g/cm3, how much would it weigh…

A: Convert the unit of volume:

Q: 10. When an irregularly shaped solid of mass 105 g was placed in a cylinder that contained 25.00 ml…

A: The volume of the water displaced by the body in the cylindrical tub is equal to the volume of the…

Q: Determine the mass (in kg) of a gold block with the dimensions of 2.75 in x 5.69 in x 5.16 in.

A: Length  = 2.75 in =  2.75×2.54 cm= 6.985 cmBreadth  =5.69in=5.69  ×2.54 cm=14.4526 cmHeight  = 5.16…

Q: Franklin was performing an experiment by combining hydrochloric acid and sodium hydroxide. He…

A: The basis to answer this question is the law of conservation of mass.

Q: An object with a mass of 0.231 kg has a density of 2.02 g/cm3. What is the volume (cm3) of the…

A: Density is the amount of substance present per unit of volume. Density= mass/ volume

Q: What is the mass in grams of 8.91x 1016 chromium atoms?

A: Given :-  number of Cr atoms = 8.91 × 1016 atoms  To be calculated :-  mass of Cr (in grams)

Q: 4R) The recommended adult dose of Elixophyllin®, a drug used to treat asthma, is 6.00 mg/kg of body…

A: Given: Mass of drug = 6.00 mg/kg mass of person = 134lb To find: The mass of dose in mg

Q: A student determined that his/her sample was 45.25% Cl-. If his/her original unknown sample weighed…

A: Mass(%) = (Mass of sample)*100/(Total Mass)

Q: Which of the following is correct? Gold nanoparticles are non-metals Gold nanoparticles are metals…

A: To find: The correct statement

Q: To aid in the prevention of tooth decay, it is recommended that drinking water contain 0900 ppm…

A: Given  0.900 ppm = 0.900 g/106 cm3 water dimensions of cylindrical water reservoir diameter = 5.29 x…

Q: Suppose you need 6.5 m of Grade 70 tow chain, which has a diameter of 3/8" and weighs 2.16 kg/m, to…

A:

Q: What is the mass (in kg) of 6.89 × 10^25 molecules of carbon dioxide?

A: Mass is a physical quantity which indicates the amount of matter present in a substance. Its units…

Q: The Gateway Arch in St. Louis, MO is approximately 630 ft tall. How many U.S. dimes would be in a…

A: Given the height of Gateway Arch = 630 ft Given the thickness of dime = 1.35 mm  We have to find how…

Q: Polyethylene terephthalate (PET) is used in plastic water bottles. A water bottle has a mass of 14.0…

A:

Q: The concentration of carbon monoxide in an urban apartment is 48 µg/m°. What mass of carbon monoxide…

A: Concentration of CO = 48 µg / m3 or 48 × 10-6 gm/m3 Volume of room = 12 × 12.5 × 21.5 ft. 1 Feet =…

Q: An empty vial weighs 85.32 g (a) If the vial weighs 215.56 g when filled with liquid mercury…

A: We have to calculate the volume of mercury and weight of vial once filled with water.

Q: Suppose the metallic paper clips (which contain iron) had been replaced by magnesium or nickel.…

A: Ferromagnetism It is a property of substance in which metals act as a permanent magnets. Also it…

Q: What is the volume of a piece of diamond (ρ = 3.5 g/cm3) that has a mass of 0.65 kg?

A: Given : density of diamond = ρ = 3.5 g/cm3  And mass of diamond = 0.65 Kg

Q: The price of a ream of paper is $2.90. There are 250 sheets of paper in a ream. If a sheet of paper…

A:

Q: When a 39.71 g rock was placed in a graduated cylinder with 18.62 mL of water, the water level rose…

A: Ratio of mass to volume is termed as density which can be represented by a formula as:…

Q: About two centuries ago, Benjamin Franklin showed that 1 teaspoon of oil would cover about 0.5 acre…

A: The volume of the oil (V) = Area (A) x Thickness (T), or T = V/A  Given: The volume is 5.0 cm3. The…

Q: What is the mass in grams of 1.37 × 1016 chromium atoms?

A:

Q: A flask has a mass of 78.23 g when empty and 593.63 g when filled with water. When the same flask is…

A: Given Information - mass of empty flask =  78.23 g  mass of flask filled with water = 593.63 g  mass…