Answered: Calculate the mass, in grams, of 392…

Science

Chemistry

Calculate the mass, in grams, of 392 atoms of potassium, K (1 mol of K has a mass of 39.10 g).

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter10: The Mole

Section: Chapter Questions

Problem 102A

See similar textbooks

Related questions

Q: Calculate the mass, in grams, of 862 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

A: One mole if any substance have 6.022*10^23 atom/ particles/ion etc thus here knowing the no of moles…

Q: Given that the molar mass of tartaric acid is 1.50 x 102 g/mol, what is the molecular formula of the…

A: Given that, Molar mass of tartaric acid = 1.50 × 102 g mol-1 = 150 g mol-1 Molecular formula =…

Q: What is the mass in kilograms of 7.16 mole of Fe?

A: Given data, Moles of Fe = 7.16 moles We know, Moles of a substance is given by the ratio of given…

Q: The density of Bi at 25 °C is 9.808 g>cm3. How many Bi atoms are present in a cube of the element…

Q: Calculate the mass, in grams, of 322 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

Q: What is the mass, in g, of 1.00 mol of helium atoms?

A: The mass in grams of 1.00 mol of helium atoms has to be given.

Q: What is the mass in grams of 0.626 cmol(+) of magnesium (Mg2+), where cmol(+) is the moles of charge…

A: Concept: Number of moles can be find by the given formula: Moles = weight M.W. Where M.W. =…

Q: An unknown compound containing tellurium and bromine is analyzed and it is determined that 28.53% of…

A: Mass (%) of an element in compound = 100 x Mass of element/Mass of compound Number of moles =…

Q: how many atoms of carbon are in a 312.5 mg sample of C^3H^8?

A: Avogadro's number gives the number of atom or particle present in 1 mole of any substance.

Q: What is the mass, in g, of 1.00 mol of nitrogen atoms?

A: Molar mass of the Nitrogen gas (N2) = 28 g/mol 1 mole = 6.022×1023 moles

Q: The mass of 5.20 moles of glucose, C6H12O6 is

Q: Calculate the mass, in grams, of 532.0 atoms of cadmium, Cd (1 mol of Cd has a mass of 112.41 g).

A: We know that, 1.0 mol of any substance = 6.022 × 1023 atoms of that substance.

Q: how many hydrogen atoms are there in 80.0 g of phosphoric acid?

Q: Lithium has two stable isotopes, 6Li and 7Li. If a sample is composed of 41.0% of the lighter…

A: Average mass of an element is defined as the atomic mass of the element calculated by multiplying…

Q: 2. The volume of the nucleus of a carbon atom is about 9.9 x 10-39 mL. The molar mass of carbon is…

A: Given: Volume of carbon nucleus atom = 9.9 × 10-39 mL. And molar mass of a carbon atom = 12.00…

Q: Calculate the mass, in grams, of 162 atoms of potassium, K (1 mol of K has a mass of 39.10 g).

A: Avogadro number determines the number of atoms in one mole of a substance. Its value is 6.022×1023…

Q: Flubberium (Symbol Fb) has a atomic mass of 50 grams, Vibranium (Symbol Vi) has an atomic mass of 25…

Q: How do i Calculate the mass, in grams, of 422 atoms of potassium, K (1 mol of K has a mass of 39.10…

A: 1 Mole of any substance contain 6.023 x 1023 entities (entities = atoms/ions/molecule) 1 mole of…

Q: How many moles are there in a copper wire that has a mass 10.234 g?

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

Q: Calculate the mass, in grams, of 422 atoms of potassium, K (1 mol of K has a mass of 39.10 g).

A: Atoms of potassium = 422 atoms Mass of 1 mol potassium = 39.10 g Mass of 422 atoms of K = ?

Q: An unknown compound containing tellurium and bromine is analyzed and it is determined that 28.53% of…

A: For a compound consisting of two components A and B, mass% of A abd B are related to each other as…

Q: 2. A given sample of caffeine, C,II,N,0, has 0.23 g of carbon atoms in it. Hle nitrogen atoms are…

A: Mass of C atom = 2.3 g Molar mass(MM) of C = 12 g/mol Moles of C = mass/MM = 2.3/12 =…

Q: Suppose you have a sample of sodium weighing 11.74 g. How many atoms of sodium are present in the…

A: The number of moles (n) of sodium present in the given sample is calculated from the expression (1).…

Q: Calculate the mass, in grams, of 982 atoms of iron, Fe ( 1 mol of Fe has a mass of 55.85g) .

A: Given, number of atom of iron =982 atomsmass of 1 mol of Fe =55.85 gwe are asked to calculate the…

Q: What is the mass of 8.61E0 moles of carbon atoms?

A: We would use moles to mass conversion .

Q: 1) How many moles of cobalt (Co) atoms are there in 6.00 X 10 (6 billion) Co atoms? 2) How

A: We know, 1 mols = 6.022x1023 atoms

Q: how many atoms of carbon are in a 12.5 mg sample of C^3H^8?

A: Given, Mass of C3H8 = 12.5 mg = 0.0125 g Formula used, moles=given massMolar mass 1 mol = 6.023 x…

Q: Calculate the mass in grams of 14 atoms of Ca.

Q: the mass, in grams, of 112 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

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

A: Mass of Na2O = 565g Molar mass of Na = 23g/mol Molar mass of O = 16g/mol Molar mass of Na2O =…

Q: calculate the mass, in grams, of 532 atoms of potassium, K (1 mol of K has a mass of 39.10g).

Q: 3. How many moles of atoms are there in 180 g of Bromine?

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

Q: Calculate the mass, in grams, of 152 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

A: The concentration of any substance can be expressed in different ways such as molality, molarity,…

Q: Calculate the mass of tetraborane (B,H10) that contains a billion (1.00 × 10´) hydrogen atoms.

A: Given : number of hydrogen atoms = 1.00 X 109 Since 1 molecule of B4H10 has 4 B atoms and 10 H…

Q: What is the mass of 2.00 moles of CS2?

A: Molar mass of CS2 = 76.14 g /mol 1 mol CS2 = 76.14 g

Q: What is the mass of 1.67 x 1025 molecules of water in a 0.5 L Ozarka bottle?

Q: Calculate the mass in grams of 422 atoms of potassium K

Q: The total count of atoms in 1.3 mol of argon in its elemental form is:

Q: Potassium's atomic number is 19 and its atomic weight is 39.1, so its molar mass is:

A: The atomic number of an element refers to the number of protons in an atom, and the atomic mass is…

Q: d) How many atoms of hydrogen are in 1.0 mol dimethylnitrosamine? e) What is the mass of 1.0 x10°…

Q: How many C atoms are there in a 41.1 gram sample of C ? atoms

Q: 2.845 x 1012 potassium ions equals how many moles of potassium ions?

A: 1 mol of potassium ions equal 6.022 ×1023ions 16.022×1023moles of potassium ions equal 1 ion

Q: An organic compound has the empirical formula C2H4NO. If its molar mass is 116.1 g/mol, what is the…

A: Given data, Empirical formula = C2H4NO The molar mass = 116.1 g/mol The molecular formula of the…

Q: How do you calculate the mass, in grams, of 312 atoms of iron, Fe (1 mol of Fe has a mass of…

A: Use formulas Mole=mass÷molar mass Total molecule=mole×6×1022 Total Atoms=atomicity×molecule…

Q: How do you calculate the mass of Hydrogen in 12.00 g of NH3?

A: Given:Mass of NH3 = 12.00 g.Molar mass of NH3 = 17.031 g/mol.

Q: Calculate the mass, in grams, of 202 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

A: The general unit conversion for atoms to mass in grams is as follows,

Q: What is the mass in grams for 11.23 moles of beryllium-10 if each atom has a mass of 10.0135 amu?

Q: Calculate the mass, in grams, of 822 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

Q: How many gold (Au) atoms are there in a 5.0 g sample of that is 50% Au by mass?

A: Answer: 7.6421 × 1021 number of gold (Au) atoms are there in a 5.0 g sample of that is 50% Au by…

Q: Find the mass, in grams, of 2.00 10 molecules of F,

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

Question

Calculate the mass, in grams, of 392 atoms of potassium, K (1 mol of K has a mass of 39.10 g).

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Atomic masses are relative masses. What does this mean?
Carbonic anhydrase, an important enzyme in mammalian respiration, is a large zinc-containing protein with a molar mass of 3.00 × 104 g/mol. The zinc is 0.218% by mass of the protein. Determine how many zinc atoms each carbonic anhydrase molecule contains.
Calculate the mass percent of titanium in the mineral ilmenite, FeTiO3. What mass of ilmenite (in grams) is required if you wish to obtain 750 g of titanium?
Hemoglobin is an iron-containing protein (molar mass 64,458 g/mol) that is responsible for oxygen transport in our blood. Hemoglobin is 0.35% iron by mass. Calculate how many iron atoms are in each hemoglobin molecule.
Mandelic acid is an organic acid composed of carbon (63.15%), hydrogen (5.30%), and oxygen (31.55%). Its molar mass is 152.14 g/mol. Determine the empirical and molecular formulas of the acid.
The structure of one of the bases in DNA, adenine, is shown here. Which represents the greater mass: 40.0 g of adenine or 3.0 1023 molecules of the compound?
Chlorine exists mainly as two isotopes, 37Cl and 33Cl. Which is more abundant? How do you know?
Potassium superoxide, KO2, is employed in a self-contained breathing apparatus used by emergency personnel as a source of oxygen. The reaction is 4KO2(s)+2H2O(l)4KOH(s)+3O2(g) If a self-contained breathing apparatus is charged with 750 g KO2 and then is used to produce 188 g of oxygen, was all of the KO2 consumed in this reaction? If the KO2 wasnt all consumed, how much is left over and what mass of additional O2 could be produced?