a. What is the mass in grams of 5.01 x 1023 a. What is the mass in grams of 5.01 × 10° atoms of lead? grams b. How many lead atoms are there in 49.3 grams of lead? atoms

Q: A sample of C,H, has 7.20 x 1024 H atoms. How many carbon atoms does the sample contain? number of…

A: Given : The compound is C3H8. And number of H atoms in compound = 7.20 X 1024 atoms. The number of…

Q: What is the mass in grams of 3.61 x10^23 atoms of copper?     How many copper atoms are there in…

A: The atomic mass of an element is used to determine the number of moles of an element. One mole of…

Q: 12. What mass of carbon di a. 0.468 g b. 2.81 g

A: Given reaction,  C6H14 + 13CO2 -------->6CO2 + 7H2O we have to find mass of CO2 produced by 5.50…

Q: The formula for sulfur hexafluoride is SF. a. How many molecules are in 6.61 grams of sulfur…

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Q: 19.78 mL of bromine contains 6.022 x 1023 bromine molecules. How many bromine atoms are in 3.00 L of…

A: Given -> Volume (V1) = 19.78 ml = 0.01978 L (1L = 1000 ml) Number of bromine molecules in V1=…

Q: a. What is the molar mass of Prevacid? Molar mass = g/mol %3D b. What mass of fluorine is in 0.73…

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

A: a) In the first problem we need to find out the number of oxygen atoms present in the given sample.…

Q: Consider this chemical reaction: 2 MnI2(s) + 13 F2(g) 2 MNF3(s) + 4 IFs(1) If 83.5 kilograms of…

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Q: We have 425 cm3 of a material. How many g is it? The material has density of 0.345 g/cm O 68.0 g O…

A: We have to find mass ,volume and density  is given in the question  Volume of the material = 425 cm3…

Q: What is the mass of 3.119 moles of Ca(OH)2? a.  231.1 g b. 462.1 g d. 74.10 g c. 4.209 x 10^-2 g

A: Given, moles of Ca(OH)2 = 3.119 moles. We have to calculate how many grams of Ca(OH)2 are present…

Q: Which sample contains the greatest number of atoms? 54.7 g V 51.2 g Mn 203 g Bi

A: To find number of atom we have to calculate number of moles first. Moles= given mass/molar mass…

Q: 1. What is the mass of 1.78×104 atoms of boron ? grams 2. How many boron atoms are there in 39.7…

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Q: What is the average mass (in grams) of a single carbon dioxide molecule? (a) 3.8 × 10-26 g (b) 7.31…

A: Molecules are formed when two or more atoms of the same or different atoms combine. These consist of…

Q: Which of the following samples of gases contains the greatest number of atoms? (Relative atomic…

A: 4th option is correct that is 13.0 g of C2H6

Q: A 2.37 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 3.24 x 1044…

A: Given data,  Mass of nitrous oxide = 2.37 g  Contains 3.24 × 1022 N2O molecules

Q: Drag conversion units onto the boxes in the equation to make conversions. Some boxes can be left…

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Q: A 3.17 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 4.34 x 1022…

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Q: How many grams of O are in 565 g of Na, O? mass: g * TOOLS X10

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Q: What is the average mass (in grams) of a single nitrogen dioxide molecule? A. 3.6 x 10-26 g B. 2.77…

A: Since mass of 1 molecule  = molar mass / Avogadro's number Molar mass of Nitrogen dioxide (NO2) = 14…

Q: A 2.41 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 3.30 x 102…

A: Given: Number of molecules of N2O =3.30×1022 molecules And mass of N2O sample =2.41 g

Q: A. What is the mass in grams of 1.11 x 10^24 atoms of zinc? B.How many zinc atoms are there in 28.5…

A: We’ll calculate the mass of Zn and the number of atoms present in Zn by applying simple mole concept…

Q: Zinc sulfide (ZnS) occurs in the zinc blende crystal structure.(a) If 2.54 g of ZnS contains 1.70 g…

A: The mass ratio gives the mass of an element that is found in combination with another element.…

Q: F. How many oxygen molecules are in 2.40 g of O2(g)? A: 4.52 x 1022

A: Given : Mass of O2 = 2.40 g

Q: a) What is the mass, in grams, of 5.000 moles of carbon atoms? b)What is the average mass, in…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: What mass of ZnCO3 contains 3.11x1022 O atoms?

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Q: A 2.62 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 3.59 x 1022…

A: Given  (a)   Mass = 2.62 gram       Number of molecule of N2O  =  3.59 × 1022 molecule       Number…

Q: Consider the following reaction N2 (g) + 3H2 (g) ? 2NH3 g If 1.10 x 10 g N2 is reacted with 500 x 10…

A: The given reaction is, N2 (g) + 3H2 (g) →2NH3 (g) Given that: mass of N2 = 1.10×103 g mass of H2 =…

Q: What is the mass of oxygen atoms in 0.305 moles of Fe(CO)5 ?

A: 1 mol Fe(CO)5 contains 5 moles of oxygen atom. Mass of oxygen = number of moles of oxygen × molar…

Q: 1. A mole of hydrogen gas (H₂) is compared with a mole of lead (Pb). You can be certain that the…

A: One mole represents 6.023 x1023 particles. So, one mole of a substance = 6.023 x1023…

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

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: A 3.48 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 4.76 x 1022…

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Q: O 1.98 x 1022 atoms of lead

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Q: 6. This Magnesium top by ForeverspinTM weighs merely 6g. a) Write the weight of this top in…

A: The question is based on mole concept. We have to determine number of particles present in 6 gram of…

Q: A sample of C,H, has 9.28 x 1024 H atoms. How many carbon atoms does the sample contain? number of…

A: Interpretation-  To determine the carbon atom in the give molecule C3H8 - To determine the total…

Q: The mass of a copper coin is 7.83 g. Suppose it were pure copper. a) How many moles of Cu atoms…

A: a) Given that : Mass of Copper coin = 7.83 g Molar mass of copper = 63.55 g/mol Moles of copper atom…

Q: 1) What is the mass in grams of 6.86x10^23 atoms of manganese? 2)How many manganese atoms are there…

A: 1)  Number of moles of manganese = number of atoms (given) / number of atoms in 1 mole number of…

Q: A 2.37 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 3.24 x 1022…

A: Given that : The mass of N2O sample = 2.37 g Number of molecules of N2O = 3.24 x 1022

Q: calculate the number of atoms in 1.72 grams of barium

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Q: A 1.58 mole sample of a pure unknown substance has a density of 1.87 g/cm3. If the sample occupies a…

A: Given,Density = 1.87 g/cm3Volume = 188 cm3Mole = 1.58 mole

Q: . What is the mass (grams) of 2500. carbon atoms?  2.  What is the mass (grams) of 6.52 x 1018…

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Q: Determine the mass in grams of 6.24 x 1021 atoms of barium. (The mass of one mole of barium is…

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Q: What is the mass in grams of 1.20 × 1014 lead (Pb) atoms? X 10 Enter your answer in scientific…

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Q: What is the mass in grams of 7.70 × 1014 lead (Pb) atoms? × 10 Enter your answer in scientific…

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Q: Determine the mass in grams of 5.36 x 10^21 atoms of chromium. (the mass of one mole of chromium is…

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Q: the mass of Cu (63.35 g/mol) used to create Cu2S was 41.95 grams. what theoretical mass of Cu2S…

A: The balanced reaction of Cu to form CuS is,                       2 Cu + S  ---->  Cu2S Clearly,…

Q: A sample of C, H, has 4.64 x 1024 H atoms. How many carbon atoms does the sample contain? number of…

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Q: The formula for boron trichloride is BCl3. A. How many molecules are in 9.31 grams of boron…

A: Molecular formula of Boron trichloride is BCl3. It has three Chlorine atom and one boron atom. Molar…

Q: A 3.69 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 5.05 x 1022…

A: a.The total number of nitrogen atoms in 3.69g sample of nitrous oxide is calculated as,

Q: 6. How many oxygen atoms are there in 2.5 g of oxygen gas? a. 2.4 x 1022 b. 4.7 x 1022 c. 9.4 x 1022…

A: