O 1.98 x 1022 atoms of lead

Q: Tin, element 50 on the periodic table, has 10 stable isotopes. 117^Sn makes up 7.687% of naturally…

A: Using the formula moles of Sn117 is calculated as,

Q: Calcium chloride is 36.11% calcium. How many grams of calcium are present in 2.55 x 103 g of calcium…

A: The mass percent of the calcium in calcium chloride is = 36.11 % The mass of calcium chloride is =…

Q: What is the mass, in grams, of 8.52 × 10 15 atoms of gold present in one nanoparticle?

A: given, atoms of gold present in one nanoparticle = 8.52 × 10 15 atoms the molar mass of gold, Au =…

Q: Suppose you measure out 5.00 x 1022 atoms of aluminum in the form of a solid nugget on the balance.…

A: The formula for the conversion from atoms to moles is : => moles = number of atoms given / 6.022…

Q: Determine the mass in grams of 5.28 × 10²¹ atoms of barium. (The mass of one mole of barium is…

A: Given, Number of barium atoms =5.28×1021 atomsmass of one mole of barium =137.33 gwe are asked to…

Q: Determine the mass in grams of 8.72 × 10²¹ atoms of barium. (The mass of one mole of barium is…

A: We have 8.72*1021 atoms of Ba. Mass of one mole of Ba is 137.33 g We have to calculate the mass of…

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 1/20 inch thick lead sheet is used for protection from medical X-rays. If a single lead atom has a…

A: To find out how many lead atoms thick the sheet is, we need to convert the thickness of the lead…

Q: The mass of a single strontium atom is 1.46x10-22 grams. How many strontium atoms would there be in…

A:

Q: Determine the mass in grams of 7.56 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A:

Q: Convert 2.4 x 1023 atoms Sulfur into grams of Sulfur

A: Introduction : We have to calculate standard enthalpy of formation .

Q: How many moles of calcium atoms do you have if you have 2.85 x 1021 atoms of calcium. (The mass of…

A: The Answer to the following Question is given as:

Q: The total mass of the atoms in the letter I above is 1.963X10-21 g. Calculate the mass, in grams, of…

A:

Q: Determine the mass in grams of 2.25 x 1021 atoms of copper. (The mass of one mole of copper is 63.55…

A:

Q: Determine the mass in grams of 8.85 × 1023 atoms of zinc. ( The mass of one mole of zinc is 65.39g.)

A: Mole concept: The number of particles (atoms, molecules, or ions) present in one mole of the…

Q: Deternine the mass in grams of 3.98*10^21 atoms of zinc. (The mass of one mole of zince is 65.39 g.)

A:

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: Determine the mass in grams of 8.01x10^21 atoms of barium. (The mass of one mole of barium is…

A: Number of Barium atoms = 8.01 × 1021 atommass of 1 mole of Barium = 137.33 gNote:1 mol of Barium…

Q: Determine the mass in grams of 6.04 × 10²¹ atoms of barium. (The mass of one mole of barium is…

A: Given data,Number of atoms of Ba=6.04×1021atomsMolar mass of Ba=137.33g/mol

Q: Determine the mass in grams of 3.98 × 10²¹ atoms of arsenic. (The mass of one mole of arsenic is…

A:

Q: Determine the mass in grams of 4.83 × 10²¹ atoms of barium

A: Given :- number of atoms of Ba = 4.83 × 1021 atoms  Mass of 1 mol Ba = 137.33 g  To calculate :-…

Q: Determine the mass in grams of 6.96 × 102¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Mole is defined as mass of substance divide by it's molar mass

Q: Determine the mass in grams of 5.51 × 10²¹ atoms of arsenic. (The mass of one mole of arsenic is…

A:

Q: How many grams do 3.47 x 1023  formula units of Sr(ClO4)2 weigh?

A: The question is based on mole concept. We have been given formula units of solute. we have to…

Q: Determine the mass in grams of 7.21 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: A pure titanium bicycle frame contains 1.61 x 10^25 titanium atoms. What is its mass in kilograms?

A: 1 mole of any substance contain 6.022 × 1023 unit of that substance. that substance may be atoms,…

Q: What quantity in moles of silver atoms do you have if you have 5.99 × 10²¹ atoms of silver. (The…

A:

Q: Determine the mass in grams of 2.25 x 10 21 atoms of copper. (The mass of one mole of copper is…

A: Introduction: Copper element belongs to group 11 of the periodic table with atomic number 29 and…

Q: Determine the mass in grams of 7.98 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A:

Q: Determine the mass in grams of 4.38 × 10²¹ atoms of chromium. (The mass of one mole of chromium is…

A:

Q: Determine the mass in grams of 8.14 × 10²¹ atoms of copper. (The mass of one mole of copper is 63.55…

A: The objective of the question is to find the mass in grams of a given number of copper atoms. We…

Q: Determine the mass in grams of 7.75 x 1021 atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Given,the mass of one mole of carbon = 12.01 gNumber of carbon atoms = 7.75×1021 atomsHere, we are…

Q: Tia has a sample of pure gold (Au). She weighed the sample and the result was 10.810.8 grams. Tia…

A: Number of atoms = number of moles x 6.0224 x 1023 Number of moles = Mass/molar mass

Q: Determine the mass in grams of 4.78 × 1021 atoms of chromium. (The mass of one mole of chromium is…

A: The number 6.023 × 1023 indicates the number of atoms or molecules in a mole of any substance is…

Q: cylinder contains 1.475 x 1024 argon atoms. How many moles of argon are there in the cylinder?

A:

Q: how many grams are in 4.46 x 10 24 atoms of carbon?

A: Number of carbon atoms present = 4.46 x 1024 Atomic mass of carbon is 12 grams Atomic mass means the…

Q: Determine the mass in grams of 3.11 × 10²¹ atoms of arsenic. (The mass of one mole of arsenic is…

A: Recall the data, Number of atoms of arsenic=3.11 × 10²¹ atoms  mass of one mole of arsenic is 74.92…

Q: Determine the mass in grams of 6.03 × 10²¹ atoms of carbon. (The mass of one mole of carbon is 12.01…

A: The given mass of 1 mole of carbon atoms = 12.01 g So, the mass of 6.022×1023 atoms of carbon =…

Q: Determine the mass in grams of 7.94 × 10²¹ atoms of zinc. (The mass of one mole of zinc is 65.39 g.)

A: Given : Mass of 1 mole of Zinc = 65.39 g And number of atoms of Zinc = 7.94 X 1021 atoms.

Q: %3D The mass of 2.21 x 1040 atoms of iron (molar mass = 55.845 g/mol) is O 2.78 x 104 g. 2.05 x 102g…

A:

Q: What is the mass of 3.5 x 10^-3 molecules of copper (II) carbonate? Use correct significant figures…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: The mass of a single palladium atom is 1.77×10-22 grams. How many palladium atoms would there be in…

A: The mass of a single palladium atom is 1.77×10-22 grams. i.e 1.77×10-22 grams of palladium is equal…

Q: Determine the mass in grams of 3.92 × 10²¹ atoms of arsenic. (The mass of one mole of arsenic is…

A:

Q: Determine the mass of 3.01 × 10^20 atoms of Sulfur.

A:

Q: Determine the mass in grams of 6.65 × 10²¹ atoms of barium. (The mass of one mole of barium is…

A: The mass in grams of 6.65 × 10²¹ atoms of barium has to be determined provided that the mass of one…

Q: Determine the mass in grams of 4.65 × 1221 atoms of barium. (The mass of one mole of barium is…

A:

Q: Determine the mass in grams of 4.54 × 10²¹ atoms of zinc. (The mass of one mole of zinc is 65.39 g.

A:

Q: How many moles of iron atoms do you have if you have if you have 8.00 × 1023 atoms of iron. ( The…

A:

Q: Determine the mass in grams of 5.30 × 10²¹ atoms of chromium. (The mass of one mole of chromium is…

A: 1 mole of a substance equal to  6.022×1023 atoms which is Avogadro’s number. Thus, the gram value of…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.