What is the mass of 2.9 × 10^26 molecules of dinitrogen pentoxide, N2O5(g)?

Q: What is the mass in kilograms of 5.6 x 1027 molecules of carbon tetraiodide?

A: Number of moles of a compound is equal to the ratio of the given mass of the compound to the molar…

Q: How many grams are in 7.59 x 1023 molecules of Fe2O3?

A: Given 7.59 ×1023 molecules of Fe2O3 . To find grams of Fe2O3 .

Q: How many grams of oxygen is in 9.10 x 1020 molecules of N2O5?

A: Number of molecules of N2O5 = 9.10 × 1020 molecules. Mass of oxygen = ?

Q: How many moles are there in 6.55 x 1025 molecules of H2O?

A: Given: The number of molecules of water=6.55 x 1025  1 mol of water = 6.022 x 1023 molecules…

Q: How many moles of oxygen atoms are there in (6.58x10^2) grams of P4O6

A: Molar mass of P4O6= 219.88g/molGiven mass of P4O6 = 6.58×102 gNumber of moles of P4O6= given…

Q: What is the mass percent O in Cuz(PO4)2?

A: The compound given is Cu3(PO4)2. In the above compound, each molecule is having  1) 3 atoms of Cu 2)…

Q: What is the mass of 2.00 × 10 ^ 19 molecules of CCl4?

A: Given the number of molecules of CCl4 are --- 2.00×1019 molecules What is the mass of this given…

Q: Calculate the mass of 1.00 x 1024 (a septillion) molecules of water.

A: Given : Number of water molecules = 1.00 X 1024

Q: How many H atoms are there in (2.22x10^2) grams of NH3?

A: The answer to the following question is given as:

Q: What is the mass in grams of 2.68 x 1024 molecules of NBr5?

A: Given, the number of molecules of NBr5 =2.68×1024 moleculeswe are asked to calculate the mass of…

Q: hat is the mass in kilograms of 5.6 x 1027 molecules of carbon tetraiodide

A: The number of moles is the amount of an atom present in the compound containing that atom. It is…

Q: What is the mass of 3.367 moles of Ca(OH)2?

A:

Q: nterpret the following equation in t

A: mole intermes of particles :     1 mol = 6.022 x 1023…

Q: What is the mass, in grams, of 9.71×1024 molecules of methanol (CH3OH)?

A: Introduction :  We need to calculate mass in grams for CH3OH . First convert molecules into moles .

Q: What is the mass of 2.55 x 1021 molecules of Co(NO3)2?

A: Mass= 0.775 grams.

Q: What is the mass in grams of 4.59 × 10²⁵ molecules of I₂?

A:

Q: What is the mass in grams of 5.39 × 10²⁵ molecules of Br₂?

A:

Q: what is the mass of 4.50 × 1025 O3 molecules?

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: What is the mass in grams of 7.3 x 1024 molecules of lactic acid (C3H6O3), the compound responsible…

A:

Q: What is the mass in grams of 3.88 × 1025 molecules of Br2?

A:

Q: What is the mass in grams of 4.57 × 10¹⁵ molecules of CO₂?

A: is a molecule which is made up of three atoms carbon and two oxygens. One mole of contains…

Q: Calculate the mass (in g) of 1.2 x 1024 atoms of molybdenum, Mo.

A: using mole concept , easily determination of atoms , molecules and ions possible.

Q: What is the mass of 8.3 x 10^23 molecules of ibruprofen (C13H18O2 )?

A: Given data, Number of molecules of ibruprofen =8.3x1023 It is known that, one mole of a substance…

Q: How many Moles of magnesium phosphate do you have if you have 8.257 x 10^25 phosphate ions

A: Divide ion by Avogadro number to get mole

Q: what is the molar mass of Ca3(PO4)2?

A: The molar mass of the compound can be calculated by the addition of the atomic mass of constituent…

Q: What is the mass in grams of 4.28 × 10²⁵ molecules of O₂?

A: Given:molecules of O2 = 4.28 × 10²⁵ moleculesRequired: Mass of O2 = ?

Q: What is the formula mass of CaSO4·½H2O?

A: Given, Formula mass of CaSO4·½H2O = ? Note: Atomic mass of Ca = 40.078 g/mol Atomic mass of S =…

Q: What is the molecular formula a compound with the empirical formula C 13 H 19 O 2 and molar mass of…

A:

Q: Calculate the mass in grams of 6.12 mole Cu(NO3)2.

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: Calculate the mass in grams of 4.46×1024 molecules of propylamine. The chemical formula for…

A: Avogadro constant = 6.022 × 10²³ /mol The moles of propylamine can be calculated asNo. of moles of…

Q: How many grams are there in 1.22 x 1034 molecules of chromium (VI) oxide?

A: Mole of a substance or a mole of a particles is defined as exactly 6×10^23 particles which may be…

Q: W

A: A mole can be defined as a unit for the amount of substance. Formula for number of moles:

Q: What is the molar mass of CuSO4 • 5 H2O?

A: We have to calculate the molar mass of CuSO4 • 5 H2O

Q: Calculate the molar mass of potassium hydrogen phthlate (KHP), C8H5KO4.

A: The molar mass of potassium hydrogen phthlate (KHP), C8H5KO4. has to be calculated.

Q: What is the mass in grams of 5.57 × 10¹⁵ molecules of SO₂?

A: We know that , 1 mole = 6.023x1023molecules/atoms/ions.1 mole = molar mass of molecule .6.023x1023…

Q: what is the mass in grams of 4.24*10^22 atoms of zirconium

A:

Q: Calculate the mass percent of chlorine in Mg(ClO4)2.

A: We know that, Molar mass of Cl = 35.45 g/mol Molar mass of Mg(ClO4)2 = 223.206 g/mol

Q: Calculate the mass in grams of 0.45 moles of Be(ClO3)2.

A: Given: Moles of Be(ClO3)2 = 0.45 mol The mass of a substance can be calculated by multiplying the…

Q: What is the mass of 2.55 x 1021 molecules of Co(NO3)2?

A: Given, 2.55 x 1021 molecules of Co(NO3)2

Q: what is the mass in grams of 1.49 x 10^17 chromium atoms?

A:

Q: What is the mass, in grams, of 1.311x10^24 molecules of Naproxen, C14H13NaO3

A:

Q: How many oxygen atoms are there in 5.90 ng of CA3(PO4)2?

A: Given, mass of Ca3(PO4)2 = 5.90 ng = 5.90 x 10-9 g Thus, moles of Ca3(PO4)2 can be calculated as,…

Q: What is the mass in grams of 5.36 × 10²⁵ molecules of I₂?

A: Given, number of molecules of I2 = 5.36 × 1025 molecules  mass of 5.36 × 1025 molecules of I2 = ?…

Q: the mass ( in g) of 1.2 x 10^24 atoms of molybdenum, Mo.

A: A mole refers to the amount of discrete entities (atoms, molecules, particles ) present in a…

Q: How many moles of H2O are in 2.4 g of Kolbeckite, ScPO 4 ⋅ 2 H 2 O.

A: Weight of Kolbeckite = 2.4g Molar mass of Kolbeckite = 175.96 g/mole Moles of H2O = 2.4/175.96 * 2 =…

Q: What is the mass of 5.27 × 1021 water molecules

A: The relationship between mass and moles is Mass = Mole×Molar mass 1 mole of any substance contains…