The density of Neon (Ne) at a specific temperature and pressure is 3.21 x 10-5 lb/in3. Calculate the volume of 1.2 x 108 Ne atoms, in cm3, under these conditions.

Q: 2. A balloon has a total mass of 2000 kg. What is the minimum volume of air that it must displace if…

A: Calculation  of minimum volume. Given  2000Kg total  mass Density of air  =1.29/m3

Q: 2. If the density of an unknown object was found to be 2.87 x 10 “ pounds (lbs) per cubic inch, what…

A: Density of a unknown object = 2.87 × 10-4 pounds (Ibs) per cubic inch  Density of the unknown object…

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: What volume (in L) does a 3.88 mol sample of hydrogen gas occupy at STP? (Do not show your work in…

A: Number of moles is calculated by dividing the given mass with molecular mass

Q: The gas density of water in a room measuring 4.12 m x 6.44 m x 5.39 m is 1.08 ug/cm3. Calculate the…

A:

Q: 8.-Classify each statement as a law, a theory, an experiment, a hypothesis, an observation Birds…

A: Bird evolved from dinosaurs.Hypothesis provides a tentative explanation for observations. Hence, the…

Q: The density of water is approximately 1 g/cm³. Which of these substances will sink in water? A)…

A: Explanation :- More than 1 g/cm3, it will Sink in water.

Q: The density of ammonia gas under certain conditions is 0.625 g/L. Calculate its density in g/cm3

A:

Q: The length of a 262 mm line can also be expressed as: (choose one of the choices) Hint: you must…

A: Given 262 mm  Check each unit one by one in options.

Q: A piece of metal has a mass of 86.24 g and a volume of 13.4mL. What is its density? 0.155 g/mL O…

A:

Q: In an experiment, 125 cm3 of zinc and 125 cm3 ofiodine are mixed together and the iodine is…

A: Given data Volume of Zinc = 125 cm3  Volume of iodine = 125 cm3  density of Zinc = 7.13 g/cm3…

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: Complete the following conversions between SI units.(a) 612 g = ________ mg(b) 8.160 m = ________…

A: Conversion between the SI units are done using the conversion factors.  In SI units all the…

Q: 2.At 25° C, the density of water is 0.997 g/ml. At -10° C, the density of ice is 0.917 g/cm3. If a…

A: Water at 25o present at liquid state and its freezing point is 0oc, So, below 0oc it will show solid…

Q: Calculate the volumes.  What is the volume of 11.3 g graphite, density of  2.25 g/cm3. What is the…

A:

Q: An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to…

A: Density :-  The ratio of mass of a substance to the volume occupied by that substance under the…

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…

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Q: An empty vial weighs 51.54 g. The vial weighs 467.18 g when filled with liquid mercury (d = 13.53…

A: Given data contains, Mass of empty vial is 51.54g. Mass of vial containing mercury is 467.18g.…

Q: A sample of an ethanol-water solution has a volume of 54.4 cm^3 and a mass of 49.9 g. What is the…

A: The mass of ethanol is - Mass = density×volume Mass = 0.789×54.4 Mass = 42.9216 gram   Then, total…

Q: If a particle is traveling at 98% of the speed of light in a vacuum (2.998 x 10³ m/s), what is its…

A:

Q: Carbon

A: Avogadro's  number gives the number of atoms, molecules or ions in one mole of the substance and it…

Q: The volume of a metal bar can be determined by immersing it in water in a graduated cylinder and…

A:

Q: You have a piece of gold jewelry that weighs 9 g. Its volume is 0.74 cm3 Assume that the metal is an…

A: Given : mass of jewellery = 9 g And volume of jewellery = 0.74 cm3

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 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 radius of cesium atom, Cs, 1s 265 pm, and its mass is 2.21 x 10 22 g. What is the density of the…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: A metal slug weighing 25.17 g is added to a flask with a volume of 59.7 mL. It is found that 44.4 g…

A: Given = mass of metal =25.17 g               Volume of flask = 59.7 mL                Mass of…

Q: The space shuttle tiles have a density of 0.0074 lb/in3. Approximately 1320 tiles cover a surface of…

A: Density of a substance can be calculated by dividing the mass by volumewhich may be expressed…

Q: The price and density of gold are $57.70 g-1 and 0.698 lb.in-3, respectively. How much would a cube…

A: Given :  Price of gold = $57.70 per gm  Density of gold = 0.698 lb in-3  Length of cube = 1 m = 100…

Q: The single proton that forms the nucleus of the hydrogen atom has a radius of approximately 1.0 * 10…

A: Given, Radius of the nucleus = 1.0 x 10-13 cm = 1.0 x 10-15 m Radius of the hydrogen atom = 52.9 pm…

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: The density of a substance is defined as the ratio of the mass to the volume for that substance. Use…

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

Q: Dennis obtained a clean, dry stoppered flask. He determined the mass of the flask and stopper to be…

A: Mass of empty flask and water filled flask.

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 chemistry student needs 90.0g of carbon tetrachloride for an experiment. The density of carbon…

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Q: A sample of gaseous neon atoms at atmospheric pressure and 0 degrees C contains 2.69*10^22 atoms per…

A:

Q: The distance between two atoms was determined to be 11.4 nm. What is this distance in centimetres?…

A: we know 1 nm = 1.0 * 10-9 m and 1 m = 100 cm => 1 nm = 1.0 * 10-9 m * (100 cm / 1 m) = 1.0 * 10-7…

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: A bottle of coke contains around 10.6 grams of sugar per 100 mL of coke. If a small bottle of coke…

A:

Q: Carry out each of the following calculations, paying special attention to significant figures,…

A: Significant figures can be defined as a total number of digits in number including the last digit…

Q: What is the mass of 1.91 x 10^23 atoms of nitrogen? ____ grams What is the mass of 3.91 x 10^23…

A: Since moles of any atom = number of atoms / Avogadro's number And moles of any molecules = number of…

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: v1 = 2 v 3 v 4 v 5 7. 8. v 10 O 11 v 12 v 13 Part 1 of 2 Carbon monoxide (CO)is a poisonous gas…

A: Since, you have asked multiple question, we will solve the first question for you. If you want any…

Q: Jupiter’s mass is estimated to be 1.90 x 1027 kg, and it has a diameter of 142,984 km. Assuming that…

A: Mass of Jupiter Radius of Jupiter =                           Volume of Jupiter considering it a…

Q: 2A. The average density of Earth is 5.52 g/cm³. What is its density in (a) kg/m³; (b) Ib/ft³? 2B.…

A: Given that: Average density of earth = 5.52 g/cm3 To calculate: Average density in (a) kg/m3, (b)…

Q: How far does light travel in 4.0μs?

A:

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…