A gold wire has a diameter of 1.00 mm. What length of this wire contains exactly 1.00 mol of gold? [Given: density of Au = 17.0 g/cm ] Select one: a. 14.8 m b. 2630 m C. 3.69 m d. 62.7 m e. 251 m Pre vious nar

Q: 18. A silver wire has a diameter of 0.500 mm. What length of this wire contains exactly 1.00 mol of…

A: given, the diameter of silver wire = 0.500mm = 0.05 cm number of mole of silver = 1mol density of Ag…

Q: represents tne A 27.29 g 6.41 g 27.29% C 17.09 g 72.71 g O2 72.71% 100% CO2 100.0 g CO2 23.5 g CO, |…

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Q: Using the following equation: Pb(SO4)2 + LINO3 → Pb(NO3)4 + Li₂SO4 How many grams of lithium nitrate…

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Q: A compound is found to consist of 1.37g of iron and 2.62g of chlorine. What is the percent by mass…

A: Given that: mass of iron = 1.37 g mass of chlorine =  2.62 g  To find: the percent by mass of…

Q: Carbon monoxide (CO) is an air pollutant that enters the atmosphere primarily in automobile exhaust.…

A: Moles of CO : 2.61 moles Mass of CO : ?  Molar mass of CO= 28.0  g/mol

Q: A student performs a reaction and the mass of the watch glass, filter paper, and product together…

A: Mass of watch glass + filter paper + product = 130.0g Mass of watch glass = 80.0g Mass of filter…

Q: A sample of calcium chloride, CaCl2, has a mass of 27.8 g. What mass of chlorine is present in the…

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Q: A sudent needs to use 0.500 mole of sodium carbonate (Na C O) tor an experimment How many grans of…

A: Number of moles = mass/molar mass  So, mass = number of moles × molar mass

Q: 4. The volume of a piece of metal is 40.0 ml. Its density is 4.00 g/ml. What is its mass? a) 160 g…

A: Given density of metal = 4 g/ml  Volume = 40 ml

Q: A silver wire has a diameter of 0.500 mm. What length of this wire contains exactly 1.00 mol of…

A: Given,  Diameter of Ag = 0.500 mm Moles of Ag = 1.00 mole Density of Ag = 10.5 g/cm3  Length of this…

Q: 21. A 12.0 g sample of which of the following substances (same list as in the previous question)…

A: For a fixed mass, the liquid will have more volume as compared to the solid.  In solid the particles…

Q: Which accurately shows the Law of Conservation of Matter (Mass)? A. When 2 oxygen molecules combine…

A: Law of conservation of mass states that mass can neither be created nor be destroyed although it can…

Q: 5.) Correctly match the terms listed on the left with the substances listed on the right. More than…

A: --> Mg (Magnesium) is an element because it is in native state  --> Fe mixed with sand then it…

Q: A 75.0 g sample of a pure liquid, liquid A, with a density of 3.00 g/mL is mixed with a 100.0 mL…

A: Given: Mass of liquid A = 75.0 g Density of liquid A = 3.00 g/mL. And volume of sample B = 100.0 mL…

Q: Find the mass of 1 molecule of Li H in gram. a. 7.949 b. 1.32 x1023 С. 4 d. 1.32 x10-23

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Q: A cable making company produces a metal wire, with a diameter of 1.00 mm. What will be the length of…

A: Given: Metal wire diameter=1 mm No. of moles=1 Density of metal=17 g/cm3

Q: 2. Homogeneous mixtures(s) A. distilled water B. gasoline C. sandy water D. copper turnings + iron…

A: A. distilled water is a pure substance, not a homogeneous mixture. B. gasoline is homogeneous…

Q: The density of a material can be used to calculate the volume of an object if its mass is known.…

A: Given Mass of quarter = 6.25 Density = 10.5 g/ml  Unknown Volume of quarter??

Q: A copper wire has a diameter of 2.00 mm. What length of this wire contains exactly 1.00 mol of…

A: The copper wire is cylindrical and has a diameter of 2.00 mm.  2.00mm = 0.2 cm therefore radius =…

Q: Brass is an alloy of copper and zinc. Varying the mass percentages of the two metals produces…

A: Mass of Yellow zinc = 135 g Brass = an alloy of Cu and Zn Yellow zinc = A brass (34-37)% Zn by mass…

Q: You must show calculations in the space pr receive credit. he line to 1. The following data was…

A: Given, Mass of crucible = 24.525g. Mass of crucible and mixture = 26.716g. Mass of crucible and…

Q: sample of pure alumina hydrate was obtained from a bag of flame retardant. A 5.000 g sample of the…

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Q: What mass of phosphorus is present in 25 g P4S3? A. 14g B. 4.5g C. 11g D. 3.2g E. 100g

A: Since the Atomic mass of P = 31 g/mol and Atomic mass of S = 32 g/mol Hence molar mass of P4S3 =…

Q: An iron wire has a diameter of 0.500 mm. What length of this wire contains exactly 1.00 mol of iron?…

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Q: Please answer question number 2  correctly with the correct answer. there is a picture of an example…

A: 32.0 g/mol approx. is the molar mass of dioxygen (O2) gas and there are 6.022x1023 of molecules of…

Q: Determine the mass of sodium in 15.5 g of NaNO3.   a. 17.4 g   b. 0.298 g   c. 4.19 g   d.…

A: Given that,mass of NaNO3 = 15.5 g Molar mass of NaNO3 = 84.9947 g/mol moles of NaNO3 = (mass of…

Q: *8. Go Consider a mixture of three different gases: 1.20 g of argon (molecular mass = 39.948 g/mol),…

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Q: 8.930 12.2mL Metal C 3 sig fig 3. Calculate the mass in grams of a 525 cm³ block of lead. 1. 525…

A: Given, Volume of lead block = 525cm3. Density of lead = 11.342g/cm3.

Q: if the density of an element 1.5 g/ml with volume 1.8 L, its mass will be .. 2700 O 2.7 O 1200 1.2…

A: Given question is asking about the mass of substance, if density and volume of solution is present .…

Q: A 75.0 g sample of a pure liquid, liquid A, with a density of 3.00 g/mL is mixed with a 50.0 mL…

A: Formula used :  density = mass/volume  Total volume = Vol1 + Vol2

Q: Which substance showed no chemical change? a. hydrogen b. sodium c. carbon d. argon…

A: IDEAL GAS An ideal gas is one in which all atom-to-atom or molecule-to-molecule collisions are…

Q: An iron wire has a diameter of 0.500 mm. What length of this wire contains exactly 1.00 mol of iron…

A: Given:  Diameter = 0.500 mm = 0.05 cm  So, radius = 0.05/2 = 0.025 cm  Moles of iron = 1.0 mole…

Q: What is the mass of NaCl in a 1 L bottle of 2.00 M NaCl? a. 29.3 g b. 58.0 g c. 116 g d. 234 g

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Q: metal g/cm3 aluminum 2.70 zinc 7.13 iron 7.87 copper 8.96 Using the table above determine the…

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Q: 3. Which process can separate a mixture of finely powdered iron and wheat flour? A. distillation 3.…

A: Mixture is a type of matter which is composed of two or more substances. These are called as…

Q: 6. A 15.00 g sample of an oxide of nitrogen is heated and decomposes to nitrogen and oxygen. All the…

A: