How many atoms of Tellurium are in 599.72 g of Tellurium?

Q: Oxygen is the most abundant element in both Earth's crust and the human body. The atomic masses of…

A: When the product of atomic mass and abundance of each type of isotopes are summed up, we get the…

Q: Determine the number of atoms and the mass of zirconium, silicon, and oxygen found in 0.3384 mol of…

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Q: The formula of lactose is C12H22O11. How many carbon atoms does it have? Write the numerical answer…

A: 12 carbon atom it have

Q: how many grams of mercury are in 9 moles of mercury ?

A: By using mole concept , number of moles is given as below: number of moles=mass in gMM in…

Q: what is the mass of carbon in 16.0 g of methane? -please round atomic masses to the nearest tenth.

A: Molecular formula of methane is CH4. Now calculate its molecular mass. Atomic mass of Carbon is 12g,…

Q: In a combustion reaction, 46.0 g of ethanol reacts with 96.0 g of oxygen to produce water and carbon…

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Q: Calculate the number of nitrogen atoms in a 110.0 g sample of dinitrogen tetroxide (N,O,). Be sure…

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Q: How many atoms would there be in 9.85x106 g of Neon?

A: Given, Mass of Neon = 9.85 × 106 g Number of atoms are there in 9.85 × 106 g of Neon = ? Note:…

Q: How many atoms are in a 10.0 g sample of titanium (Ti)? O a. 5.06 x 1026 O b. 1.26 x 1023 C. 2.86 x…

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Q: How many helium atoms are there in a helium blimp containing 537 kg of helium? Express the number of…

A: Given,Mass of helium = 537 kg                                   = 537 × 103 g     (1 kg = 103 g )…

Q: Calculate the number of oxygen atoms in a 100.0 g sample of vanadium(V) oxide (V,O,). Be sure your…

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Q: A modern penny weighs 2.5g but is only 2.52% copper by mass. Calculate the number of Cooper atoms in…

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Q: Determine the mass in grams of 2.31 × 10²¹ atoms of chromium. (The mass of one mole of chromium is…

A: The relation between mass and number of atoms:                                    Mass(g)molar…

Q: The natural isotopes of boron have masses 10.0129 and 11.0093 amu, with relative % abundance of 19.9…

A: Given: Mass of one isotope is 10.0129 amu. Mass of second isotope is 11.0093 amu. Relative %…

Q: How many sulfur atoms are there in 10.80 g of S7O2? Report your answer in scientific notation to the…

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Q: A scientist has two samples of gas: The first sample contains one mole of argon atoms and has a mass…

A: 1 mole of any gas has equal no. Of atoms i.e., avogadro no. of atoms 6.023*1023 atoms. Or Equal…

Q: Rubidium has two naturally occurring isotopes. The average mass of Rb is 85.4678 u. If 72.15% of Rb…

A: Given, Average mass of Rb = 85.4678 u Isotope I, Rb-85 : natural abundance = 72.15 %  relative…

Q: What

A: The atomic mass of Al is 26.98, so 1 mol of Al atoms has a mass of 26.98 g.

Q: 6. (ii) One coin has a mass of 5.00g and contains 84.0% of copper, by mass. Calculate the number of…

A: Mass of one coin is = 5.00 g The percent of Cu in the coin is = 84.0 % The number of copper atoms in…

Q: The number of Cr atoms in a 26.0 g sample of chronium is x. How many atoms, expressed in terms of x,…

A: Number of moles = mass in gram / molar…

Q: H,O, + HgO - H,0 + 0,+ Hg How many atoms of H,0, are in 5.36 x 102 atoms of HgO?

A: Given, the chemical reaction as follows,H2O2+HgO→H2O+O2+Hgnumber of atoms of HgO =5.36×1022 atomswe…

Q: What is the average atomic mass of element X if it exists as 19.90% with a mass of 10.7 and 80.10%…

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Q: Perform the calculations required to answer each of the following questions. Pay attention to…

A: In order to find the element with greater mass, we need to calculate the mass of each element from…

Q: 26. 78) 6.347 x 10°atoms of nickel(III) sulfide has a mass of

A: Given, number of atoms of nickel(III) sulfide =6.347×1026 atomswe are asked to calculate the mass of…

Q: Calculate the number of atoms in 95.3 μg of scandium. Enter your answer in scientific notation.

A: Given,  95.3 μg of scandium

Q: How many Chlorine atoms are there in phosgene?

A: Phosgene is a colorless gas having molar mass equals to 98.92 g/mol. It is a suffocating gas.

Q: How many moles of mercury are there in 176.1 grams of mercury? 0.75 Question 4 What would 6.2E23…

A: Mole is the unit that is used to represent the amount of substance. One mole has 6.022 × 1023 number…

Q: Determine the mass (in grams) of aluminum present in 1.07 grams of Al2S3? Do not type units into…

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Q: 0. How many grams of platinum contain the same number of atoms as 49.5g of mercury?

A: Applying mole concept and number of atoms.

Q: Q2. A compound of copper and sulfur contains 111.99 g of metal and 113.04 g of nonmetal. How many of…

A: • Here is given that, a compound contains copper and sulfur atoms . • And we know that, copper is a…

Q: Calculate the number of vanadium atoms in a 80.0 g sample of vanadium(V) oxide (V,O5). Be sure your…

A: here we are required to find the number of vanadium atoms in 80g sample of Vanadium oxide using…

Q: In an experiment, the reaction of 35.45 g of chlorine produced 74.55 g of a compound formed from…

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Q: On earth, tin has 10 different stable isotopes. The heaviest, 12Sn makes up 5.80% of naturally…

A: Given: 124Sn (Tin-124) has 5.80% of naturally occurring tin atoms The mass of the natural sample of…

Q: THE moles of Fe in a sample containing 5.72x10^21 atoms of Fe

A: Given 5.72x1021 atoms of Fe

Q: Calculate the mass in grams of one mole of each of the following (the mass of a single item is given…

A: Number of particles in 1 mole = 6.023 × 1023 Mass of 1 electron = 9.10938 × 10-28 gm Mass of 1 mole…

Q: What is the mass of 22.8 moles of copper atoms? Round your answer to the nearest hundredth. Be sure…

A: Given : Moles of copper = 22.8 mol Atomic mass of Cu = 63.546 g/mol

Q: 2) A piece of magnesium metal was placed in a test tube containing hydrochloric acid. If I start…

A: Magnesium reacts with HCl to give MgCl2 and H2. The Balanced equation of the following reaction is…

Q: How many silver atoms are there in 6.74 moles of silver? You will need to divide your answer by…

A: Mole is one of the fundamental unit used to calculate the amount of substance. It is the sixth unit…

Q: If you have 1.45x10^25 atoms of potassium, how many moles of potassium do have? Round to significant…

A: Number of atoms can be calculated by multiplying number of moles with Avogadro number.

Q: Calculate the mass of 5.70×1022 tungsten atoms.Express your answer with the appropriate units.

A: Given:Number of tungsten atoms= 5.70×1022Mass of the given number of atoms is to be calculated.

Q: (2) ihä The chlorine's average -5 atomic mass of a mixture of chlorine-35 and chlorine-37 if…

A: Chlorine is a Group-7A element with the atomic number of 17. It has 7 valence electrons. Isotopes of…

Q: Determine the number of atoms in 61.0 grams of calcium, Ca.

A: Given;

Q: How many moles of mercury are present in 54.8 mL of mercury if the density of mercury is 13.6 g/mL?

A:

Q: 4. Calculating Mass of an Element in a Compound. Pitchblende is the most important compound of…

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Q: A 42.20 gram sample of a hydrate of CoCl, was heated thoroughly in a porcelain crucible, until its…

A: We can determine the fomula by calculating the number of moles of CoCl2 and water present.

Q: Please use the precision of the values in the periodic table link to determine the correct number of…

A: The atomic mass of  He = 4.003 amu The atomic mass of  Fe = 18.998 amu The atomic mass of  Na =…