An atom of rhodium (Rh) has a diameter of about  2.7×10−8cm2.7×10−8cm   If the atom is assumed to be a sphere, what is the volume in m3m3 of a single Rh atom? Express your answer using two significant figures.

Q: Express your answers to at least 5 significant figures. The mass of one mole of boron is 10.811 g.…

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Q: 15. This ForeverspinTM top os made of pure carbon, with an Atomic Mass of 12. This top weights 9…

A: P

Q: 2. The approximate radius of a nucleus, r, is given by the formula r = A$(1.3x10-13cm), where A is…

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A: The equation for the burning of carbohydrate is: x12a+b+16c CaHbOc  +  O2   →    y44CO2  +  Z18…

Q: |\ S ১ 0SS 0 ५, ४)0° atonas of gold, Au?

A: As we know that, 1 mole of Ag contains 6.022 × 1023 atoms. Therefore, 4.50 × 1022 atoms will have  =…

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Q: The molecular formula for caffeine, one of the key compounds found in coffee and tea, is C8H10N4O2.…

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Q: 2. Which of the following statements is accurate? Explain. "The mass of the student is 56 kg." The…

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Q: the mass of OO is approximately 16 gg. What is the whole number multiple that describes the…

A: Given as, Mass of Sulphur in SO = 32 gms Mass of Oxygen in SO = 16 gms Mass of Sulphur in SO2 = 32…

Q: Suppose you are given 2.50x 104 pg of aluminum sulfate, Al(SO4)ls (s) (density = 2.672 g/cm³) a. How…

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Q: A My Hôme OWLV2 | Online teaching and learning resource from Ce [References] The population density…

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Q: Naturally occurring cobalt consists of only one isotope, 58.9332. A synthetic radioactive isotope of…

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Q: The radius of a lead atom is 175 pm. How many lead atoms would have to be laid side by side to span…

A: Initially we need to convert Picometer to Millimeter.

Q: The radius of a tantalum atom is 142 pm. How many tantalum atoms would have to be laid side by side…

A: Given: Radius of tantalum atom = 142 pm And total distance given = 2.85 mm.

Q: (a) Atoms are very small compared to objects on the macroscopic scale. The radius of a aluminum atom…

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Q: The fact that the C atom can form compounds like CH4, C2H5O, H2C=CH2, HC≡CH, etc., demonstrates…

A: To find: The fact that the C atom can form compounds like CH4, C2H5O, H2C=CH2, HC≡CH, etc.,…

Q: The radius of a aluminum atom is 143 pm. How many aluminum atoms would have to be laid side by side…

A: Given : Radius of Aluminium atom = 143 pm And length of line to be made = 4.38 mm  Since 1 pm =…

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Q: What is the mass of 3.50 billion billion atoms of rhenium?  (One billion billion is 1 x 10^18)

A: Given: The number of atoms of Rhenium(Re)=3.50×1018  The atomic mass of Re=186.207 u

Q: For each of the following elements, write its chemical symbol,determine the name of the group to…

A: Given: Five elements, (a) Potassium (b) Iodine (c) Magnesium (d) Argon (e) Sulfur

Q: 4. A bottle of Gatorade has a volume of 516 mL. What is this volume in quarts(qt)? (1 qt = 0.946 L )…

A: 4), Given. 0.946 L=1 qt We can say that, 946 mL=1 qt 1 mL=1946qt So, 516 mL=1946×516qt…

Q: Each atom in a crystal of aluminum metal occupies a theoretical cube that is 0.255 nm on a side. If…

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Q: gas. D. Matter with a defined shape and defined volume. E. The formation of new substances by…

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Q: a. What is the mass in grams of 1.48 X atoms of krypton? grams b. How many krypton atoms are there…

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Q: Identify the elements in each chemical formula, and give the number of atoms of each element. a.…

A: a. NaCN (sodium cyanide) Elements : Na , C and N. Number of C atoms = 1 Number of Na atoms = 1…

Q: 1s²2s 2p*3s' Express your answer as a chemical symbol.

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Q: If 2% of the mass of a human body is calcium, how many kilograms of calcium are there in a 150-pound…

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Q: Using the mass of the protonfrom Table 2.1 and assuming its diameter is 1.0 * 10-15 m,calculate the…

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Q: What is the mass occupied by 2.3 X 10 6Smolecules of Oxygen gas?

A: Number of molecules of oxygen = 2.3×1065 molecules

Q: How many atoms of oxygen are in 231.000 grams of lead (IV) oxide? Enter your answer using Canvas's…

A: moles : Mole, also spelled mol, in chemistry, a standard scientific unit for measuring large…

Q: If a row of approximately 5.0 x 107 atoms measured 1.0 cm, how long would a row of 6.02 × 1023 atoms…

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Q: What is the weight in grams of 6.02x1023atoms of sodium? Give the answer to 3 significant figures.

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Q: Formula mass of H20 |(2Н atoms) * (1.01 ати)) + (10 atom) * (16.00 ати)] — 18. 02 ати Water (H2O)…

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

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Q: Is there a difference between a homogeneous mixture of hydrogen and oxygen in a 2:1 ration and a…

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Q: Archimedes tells us the lifting power of a balloon (how much mass it can lift) is equal to the…

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